64075910288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{125789}}^1$

素因数の和:125920

約数の個数: 80

約数和(自身を含む): 139757721600

約数和(自身を除く): 75681811312

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 158, 208, 248, 316, 403, 496, 632, 806, 1027, 1264, 1612, 2054, 2449, 3224, 4108, 4898, 6448, 8216, 9796, 16432, 19592, 31837, 39184, 63674, 125789, 127348, 251578, 254696, 503156, 509392, 1006312, 1635257, 2012624, 3270514, 3899459, 6541028, 7798918, 9937331, 13082056, 15597836, 19874662, 26164112, 31195672, 39749324, 50692967, 62391344, 79498648, 101385934, 129185303, 158997296, 202771868, 258370606, 308057261, 405543736, 516741212, 616114522, 811087472, 1033482424, 1232229044, 2066964848, 2464458088, 4004744393, 4928916176, 8009488786, 16018977572, 32037955144, 64075910288]

約数ペア:

[(1, 64075910288), (2, 32037955144), (4, 16018977572), (8, 8009488786), (13, 4928916176), (16, 4004744393), (26, 2464458088), (31, 2066964848), (52, 1232229044), (62, 1033482424), (79, 811087472), (104, 616114522), (124, 516741212), (158, 405543736), (208, 308057261), (248, 258370606), (316, 202771868), (403, 158997296), (496, 129185303), (632, 101385934), (806, 79498648), (1027, 62391344), (1264, 50692967), (1612, 39749324), (2054, 31195672), (2449, 26164112), (3224, 19874662), (4108, 15597836), (4898, 13082056), (6448, 9937331), (8216, 7798918), (9796, 6541028), (16432, 3899459), (19592, 3270514), (31837, 2012624), (39184, 1635257), (63674, 1006312), (125789, 509392), (127348, 503156), (251578, 254696)]