81250480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59743}}^1$

素因数の和:59773

約数の個数: 40

約数和(自身を含む): 200022912

約数和(自身を除く): 118772432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 59743, 119486, 238972, 298715, 477944, 597430, 955888, 1015631, 1194860, 2031262, 2389720, 4062524, 4779440, 5078155, 8125048, 10156310, 16250096, 20312620, 40625240, 81250480]

約数ペア:

[(1, 81250480), (2, 40625240), (4, 20312620), (5, 16250096), (8, 10156310), (10, 8125048), (16, 5078155), (17, 4779440), (20, 4062524), (34, 2389720), (40, 2031262), (68, 1194860), (80, 1015631), (85, 955888), (136, 597430), (170, 477944), (272, 298715), (340, 238972), (680, 119486), (1360, 59743)]