25211680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 73156608

約数和(自身を除く): 47944928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 23, 26, 31, 32, 34, 40, 46, 52, 62, 65, 68, 80, 85, 92, 104, 115, 124, 130, 136, 155, 160, 170, 184, 208, 221, 230, 248, 260, 272, 299, 310, 340, 368, 391, 403, 416, 442, 460, 496, 520, 527, 544, 598, 620, 680, 713, 736, 782, 806, 884, 920, 992, 1040, 1054, 1105, 1196, 1240, 1360, 1426, 1495, 1564, 1612, 1768, 1840, 1955, 2015, 2080, 2108, 2210, 2392, 2480, 2635, 2720, 2852, 2990, 3128, 3224, 3536, 3565, 3680, 3910, 4030, 4216, 4420, 4784, 4960, 5083, 5270, 5704, 5980, 6256, 6448, 6851, 7072, 7130, 7820, 8060, 8432, 8840, 9269, 9568, 10166, 10540, 11408, 11960, 12121, 12512, 12896, 13702, 14260, 15640, 16120, 16864, 17680, 18538, 20332, 21080, 22816, 23920, 24242, 25415, 27404, 28520, 31280, 32240, 34255, 35360, 37076, 40664, 42160, 46345, 47840, 48484, 50830, 54808, 57040, 60605, 62560, 64480, 68510, 74152, 81328, 84320, 92690, 96968, 101660, 109616, 114080, 121210, 137020, 148304, 157573, 162656, 185380, 193936, 203320, 219232, 242420, 274040, 296608, 315146, 370760, 387872, 406640, 484840, 548080, 630292, 741520, 787865, 813280, 969680, 1096160, 1260584, 1483040, 1575730, 1939360, 2521168, 3151460, 5042336, 6302920, 12605840, 25211680]

約数ペア:

[(1, 25211680), (2, 12605840), (4, 6302920), (5, 5042336), (8, 3151460), (10, 2521168), (13, 1939360), (16, 1575730), (17, 1483040), (20, 1260584), (23, 1096160), (26, 969680), (31, 813280), (32, 787865), (34, 741520), (40, 630292), (46, 548080), (52, 484840), (62, 406640), (65, 387872), (68, 370760), (80, 315146), (85, 296608), (92, 274040), (104, 242420), (115, 219232), (124, 203320), (130, 193936), (136, 185380), (155, 162656), (160, 157573), (170, 148304), (184, 137020), (208, 121210), (221, 114080), (230, 109616), (248, 101660), (260, 96968), (272, 92690), (299, 84320), (310, 81328), (340, 74152), (368, 68510), (391, 64480), (403, 62560), (416, 60605), (442, 57040), (460, 54808), (496, 50830), (520, 48484), (527, 47840), (544, 46345), (598, 42160), (620, 40664), (680, 37076), (713, 35360), (736, 34255), (782, 32240), (806, 31280), (884, 28520), (920, 27404), (992, 25415), (1040, 24242), (1054, 23920), (1105, 22816), (1196, 21080), (1240, 20332), (1360, 18538), (1426, 17680), (1495, 16864), (1564, 16120), (1612, 15640), (1768, 14260), (1840, 13702), (1955, 12896), (2015, 12512), (2080, 12121), (2108, 11960), (2210, 11408), (2392, 10540), (2480, 10166), (2635, 9568), (2720, 9269), (2852, 8840), (2990, 8432), (3128, 8060), (3224, 7820), (3536, 7130), (3565, 7072), (3680, 6851), (3910, 6448), (4030, 6256), (4216, 5980), (4420, 5704), (4784, 5270), (4960, 5083)]