25064800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 68901840

約数和(自身を除く): 43837040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 50, 68, 76, 80, 85, 95, 97, 100, 136, 152, 160, 170, 190, 194, 200, 272, 304, 323, 340, 380, 388, 400, 425, 475, 485, 544, 608, 646, 680, 760, 776, 800, 850, 950, 970, 1292, 1360, 1520, 1552, 1615, 1649, 1700, 1843, 1900, 1940, 2425, 2584, 2720, 3040, 3104, 3230, 3298, 3400, 3686, 3800, 3880, 4850, 5168, 6460, 6596, 6800, 7372, 7600, 7760, 8075, 8245, 9215, 9700, 10336, 12920, 13192, 13600, 14744, 15200, 15520, 16150, 16490, 18430, 19400, 25840, 26384, 29488, 31331, 32300, 32980, 36860, 38800, 41225, 46075, 51680, 52768, 58976, 62662, 64600, 65960, 73720, 77600, 82450, 92150, 125324, 129200, 131920, 147440, 156655, 164900, 184300, 250648, 258400, 263840, 294880, 313310, 329800, 368600, 501296, 626620, 659600, 737200, 783275, 1002592, 1253240, 1319200, 1474400, 1566550, 2506480, 3133100, 5012960, 6266200, 12532400, 25064800]

約数ペア:

[(1, 25064800), (2, 12532400), (4, 6266200), (5, 5012960), (8, 3133100), (10, 2506480), (16, 1566550), (17, 1474400), (19, 1319200), (20, 1253240), (25, 1002592), (32, 783275), (34, 737200), (38, 659600), (40, 626620), (50, 501296), (68, 368600), (76, 329800), (80, 313310), (85, 294880), (95, 263840), (97, 258400), (100, 250648), (136, 184300), (152, 164900), (160, 156655), (170, 147440), (190, 131920), (194, 129200), (200, 125324), (272, 92150), (304, 82450), (323, 77600), (340, 73720), (380, 65960), (388, 64600), (400, 62662), (425, 58976), (475, 52768), (485, 51680), (544, 46075), (608, 41225), (646, 38800), (680, 36860), (760, 32980), (776, 32300), (800, 31331), (850, 29488), (950, 26384), (970, 25840), (1292, 19400), (1360, 18430), (1520, 16490), (1552, 16150), (1615, 15520), (1649, 15200), (1700, 14744), (1843, 13600), (1900, 13192), (1940, 12920), (2425, 10336), (2584, 9700), (2720, 9215), (3040, 8245), (3104, 8075), (3230, 7760), (3298, 7600), (3400, 7372), (3686, 6800), (3800, 6596), (3880, 6460), (4850, 5168)]