168129128840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1\times {\mathrm{172681}}^1$

素因数の和:173034

約数の個数: 64

約数和(自身を含む): 383623423920

約数和(自身を除く): 215494295080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 241, 404, 482, 505, 808, 964, 1010, 1205, 1928, 2020, 2410, 4040, 4820, 9640, 24341, 48682, 97364, 121705, 172681, 194728, 243410, 345362, 486820, 690724, 863405, 973640, 1381448, 1726810, 3453620, 6907240, 17440781, 34881562, 41616121, 69763124, 83232242, 87203905, 139526248, 166464484, 174407810, 208080605, 332928968, 348815620, 416161210, 697631240, 832322420, 1664644840, 4203228221, 8406456442, 16812912884, 21016141105, 33625825768, 42032282210, 84064564420, 168129128840]

約数ペア:

[(1, 168129128840), (2, 84064564420), (4, 42032282210), (5, 33625825768), (8, 21016141105), (10, 16812912884), (20, 8406456442), (40, 4203228221), (101, 1664644840), (202, 832322420), (241, 697631240), (404, 416161210), (482, 348815620), (505, 332928968), (808, 208080605), (964, 174407810), (1010, 166464484), (1205, 139526248), (1928, 87203905), (2020, 83232242), (2410, 69763124), (4040, 41616121), (4820, 34881562), (9640, 17440781), (24341, 6907240), (48682, 3453620), (97364, 1726810), (121705, 1381448), (172681, 973640), (194728, 863405), (243410, 690724), (345362, 486820)]