76543520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 193995648

約数和(自身を除く): 117452128

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 107, 136, 160, 170, 214, 263, 272, 340, 428, 526, 535, 544, 680, 856, 1052, 1070, 1315, 1360, 1712, 1819, 2104, 2140, 2630, 2720, 3424, 3638, 4208, 4280, 4471, 5260, 7276, 8416, 8560, 8942, 9095, 10520, 14552, 17120, 17884, 18190, 21040, 22355, 28141, 29104, 35768, 36380, 42080, 44710, 56282, 58208, 71536, 72760, 89420, 112564, 140705, 143072, 145520, 178840, 225128, 281410, 291040, 357680, 450256, 478397, 562820, 715360, 900512, 956794, 1125640, 1913588, 2251280, 2391985, 3827176, 4502560, 4783970, 7654352, 9567940, 15308704, 19135880, 38271760, 76543520]

約数ペア:

[(1, 76543520), (2, 38271760), (4, 19135880), (5, 15308704), (8, 9567940), (10, 7654352), (16, 4783970), (17, 4502560), (20, 3827176), (32, 2391985), (34, 2251280), (40, 1913588), (68, 1125640), (80, 956794), (85, 900512), (107, 715360), (136, 562820), (160, 478397), (170, 450256), (214, 357680), (263, 291040), (272, 281410), (340, 225128), (428, 178840), (526, 145520), (535, 143072), (544, 140705), (680, 112564), (856, 89420), (1052, 72760), (1070, 71536), (1315, 58208), (1360, 56282), (1712, 44710), (1819, 42080), (2104, 36380), (2140, 35768), (2630, 29104), (2720, 28141), (3424, 22355), (3638, 21040), (4208, 18190), (4280, 17884), (4471, 17120), (5260, 14552), (7276, 10520), (8416, 9095), (8560, 8942)]