160723840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8101}}^1$

素因数の和:8151

約数の個数: 64

約数和(自身を含む): 396673920

約数和(自身を除く): 235950080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 8101, 9920, 16202, 19840, 32404, 40505, 64808, 81010, 129616, 162020, 251131, 259232, 324040, 502262, 518464, 648080, 1004524, 1036928, 1255655, 1296160, 2009048, 2511310, 2592320, 4018096, 5022620, 5184640, 8036192, 10045240, 16072384, 20090480, 32144768, 40180960, 80361920, 160723840]

約数ペア:

[(1, 160723840), (2, 80361920), (4, 40180960), (5, 32144768), (8, 20090480), (10, 16072384), (16, 10045240), (20, 8036192), (31, 5184640), (32, 5022620), (40, 4018096), (62, 2592320), (64, 2511310), (80, 2009048), (124, 1296160), (128, 1255655), (155, 1036928), (160, 1004524), (248, 648080), (310, 518464), (320, 502262), (496, 324040), (620, 259232), (640, 251131), (992, 162020), (1240, 129616), (1984, 81010), (2480, 64808), (3968, 40505), (4960, 32404), (8101, 19840), (9920, 16202)]