86375920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 214629120

約数和(自身を除く): 128253200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1201, 1240, 1798, 2320, 2402, 2480, 3596, 4495, 4804, 6005, 7192, 8990, 9608, 12010, 14384, 17980, 19216, 24020, 34829, 35960, 37231, 48040, 69658, 71920, 74462, 96080, 139316, 148924, 174145, 186155, 278632, 297848, 348290, 372310, 557264, 595696, 696580, 744620, 1079699, 1393160, 1489240, 2159398, 2786320, 2978480, 4318796, 5398495, 8637592, 10796990, 17275184, 21593980, 43187960, 86375920]

約数ペア:

[(1, 86375920), (2, 43187960), (4, 21593980), (5, 17275184), (8, 10796990), (10, 8637592), (16, 5398495), (20, 4318796), (29, 2978480), (31, 2786320), (40, 2159398), (58, 1489240), (62, 1393160), (80, 1079699), (116, 744620), (124, 696580), (145, 595696), (155, 557264), (232, 372310), (248, 348290), (290, 297848), (310, 278632), (464, 186155), (496, 174145), (580, 148924), (620, 139316), (899, 96080), (1160, 74462), (1201, 71920), (1240, 69658), (1798, 48040), (2320, 37231), (2402, 35960), (2480, 34829), (3596, 24020), (4495, 19216), (4804, 17980), (6005, 14384), (7192, 12010), (8990, 9608)]