820134604804

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{631}}^1\times {\mathrm{16141}}^1$

素因数の和:17308

約数の個数: 48

約数和(自身を含む): 1475661866112

約数和(自身を除く): 655527261308

約数列:

[1, 2, 4, 41, 82, 164, 491, 631, 982, 1262, 1964, 2524, 16141, 20131, 25871, 32282, 40262, 51742, 64564, 80524, 103484, 309821, 619642, 661781, 1239284, 1323562, 2647124, 7925231, 10184971, 12702661, 15850462, 20369942, 25405322, 31700924, 40739884, 50810644, 324934471, 417583811, 649868942, 835167622, 1299737884, 1670335244, 5000820761, 10001641522, 20003283044, 205033651201, 410067302402, 820134604804]

約数ペア:

[(1, 820134604804), (2, 410067302402), (4, 205033651201), (41, 20003283044), (82, 10001641522), (164, 5000820761), (491, 1670335244), (631, 1299737884), (982, 835167622), (1262, 649868942), (1964, 417583811), (2524, 324934471), (16141, 50810644), (20131, 40739884), (25871, 31700924), (32282, 25405322), (40262, 20369942), (51742, 15850462), (64564, 12702661), (80524, 10184971), (103484, 7925231), (309821, 2647124), (619642, 1323562), (661781, 1239284)]