66385240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{773}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 158824800

約数和(自身を除く): 92439560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 773, 904, 1130, 1546, 2147, 2260, 3092, 3865, 4294, 4520, 6184, 7730, 8588, 10735, 14687, 15460, 17176, 21470, 29374, 30920, 42940, 58748, 73435, 85880, 87349, 117496, 146870, 174698, 293740, 349396, 436745, 587480, 698792, 873490, 1659631, 1746980, 3319262, 3493960, 6638524, 8298155, 13277048, 16596310, 33192620, 66385240]

約数ペア:

[(1, 66385240), (2, 33192620), (4, 16596310), (5, 13277048), (8, 8298155), (10, 6638524), (19, 3493960), (20, 3319262), (38, 1746980), (40, 1659631), (76, 873490), (95, 698792), (113, 587480), (152, 436745), (190, 349396), (226, 293740), (380, 174698), (452, 146870), (565, 117496), (760, 87349), (773, 85880), (904, 73435), (1130, 58748), (1546, 42940), (2147, 30920), (2260, 29374), (3092, 21470), (3865, 17176), (4294, 15460), (4520, 14687), (6184, 10735), (7730, 8588)]