91382720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2038

約数の個数: 112

約数和(自身を含む): 255775968

約数和(自身を除く): 164393248

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 704, 715, 832, 880, 1040, 1144, 1430, 1760, 1997, 2080, 2288, 2860, 3520, 3994, 4160, 4576, 5720, 7988, 9152, 9985, 11440, 15976, 19970, 21967, 22880, 25961, 31952, 39940, 43934, 45760, 51922, 63904, 79880, 87868, 103844, 109835, 127808, 129805, 159760, 175736, 207688, 219670, 259610, 285571, 319520, 351472, 415376, 439340, 519220, 571142, 639040, 702944, 830752, 878680, 1038440, 1142284, 1405888, 1427855, 1661504, 1757360, 2076880, 2284568, 2855710, 3514720, 4153760, 4569136, 5711420, 7029440, 8307520, 9138272, 11422840, 18276544, 22845680, 45691360, 91382720]

約数ペア:

[(1, 91382720), (2, 45691360), (4, 22845680), (5, 18276544), (8, 11422840), (10, 9138272), (11, 8307520), (13, 7029440), (16, 5711420), (20, 4569136), (22, 4153760), (26, 3514720), (32, 2855710), (40, 2284568), (44, 2076880), (52, 1757360), (55, 1661504), (64, 1427855), (65, 1405888), (80, 1142284), (88, 1038440), (104, 878680), (110, 830752), (130, 702944), (143, 639040), (160, 571142), (176, 519220), (208, 439340), (220, 415376), (260, 351472), (286, 319520), (320, 285571), (352, 259610), (416, 219670), (440, 207688), (520, 175736), (572, 159760), (704, 129805), (715, 127808), (832, 109835), (880, 103844), (1040, 87868), (1144, 79880), (1430, 63904), (1760, 51922), (1997, 45760), (2080, 43934), (2288, 39940), (2860, 31952), (3520, 25961), (3994, 22880), (4160, 21967), (4576, 19970), (5720, 15976), (7988, 11440), (9152, 9985)]