51643280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 160

約数和(自身を含む): 143990784

約数和(自身を除く): 92347504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 80, 85, 92, 104, 115, 127, 130, 136, 170, 184, 208, 221, 230, 254, 260, 272, 299, 340, 368, 391, 442, 460, 508, 520, 598, 635, 680, 782, 884, 920, 1016, 1040, 1105, 1196, 1270, 1360, 1495, 1564, 1651, 1768, 1840, 1955, 2032, 2159, 2210, 2392, 2540, 2921, 2990, 3128, 3302, 3536, 3910, 4318, 4420, 4784, 5080, 5083, 5842, 5980, 6256, 6604, 7820, 8255, 8636, 8840, 10160, 10166, 10795, 11684, 11960, 13208, 14605, 15640, 16510, 17272, 17680, 20332, 21590, 23368, 23920, 25415, 26416, 28067, 29210, 31280, 33020, 34544, 37973, 40664, 43180, 46736, 49657, 50830, 56134, 58420, 66040, 75946, 81328, 86360, 99314, 101660, 112268, 116840, 132080, 140335, 151892, 172720, 189865, 198628, 203320, 224536, 233680, 248285, 280670, 303784, 379730, 397256, 406640, 449072, 496570, 561340, 607568, 645541, 759460, 794512, 993140, 1122680, 1291082, 1518920, 1986280, 2245360, 2582164, 3037840, 3227705, 3972560, 5164328, 6455410, 10328656, 12910820, 25821640, 51643280]

約数ペア:

[(1, 51643280), (2, 25821640), (4, 12910820), (5, 10328656), (8, 6455410), (10, 5164328), (13, 3972560), (16, 3227705), (17, 3037840), (20, 2582164), (23, 2245360), (26, 1986280), (34, 1518920), (40, 1291082), (46, 1122680), (52, 993140), (65, 794512), (68, 759460), (80, 645541), (85, 607568), (92, 561340), (104, 496570), (115, 449072), (127, 406640), (130, 397256), (136, 379730), (170, 303784), (184, 280670), (208, 248285), (221, 233680), (230, 224536), (254, 203320), (260, 198628), (272, 189865), (299, 172720), (340, 151892), (368, 140335), (391, 132080), (442, 116840), (460, 112268), (508, 101660), (520, 99314), (598, 86360), (635, 81328), (680, 75946), (782, 66040), (884, 58420), (920, 56134), (1016, 50830), (1040, 49657), (1105, 46736), (1196, 43180), (1270, 40664), (1360, 37973), (1495, 34544), (1564, 33020), (1651, 31280), (1768, 29210), (1840, 28067), (1955, 26416), (2032, 25415), (2159, 23920), (2210, 23368), (2392, 21590), (2540, 20332), (2921, 17680), (2990, 17272), (3128, 16510), (3302, 15640), (3536, 14605), (3910, 13208), (4318, 11960), (4420, 11684), (4784, 10795), (5080, 10166), (5083, 10160), (5842, 8840), (5980, 8636), (6256, 8255), (6604, 7820)]