4065362120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1\times {\mathrm{1567}}^1$

素因数の和:2478

約数の個数: 64

約数和(自身を含む): 9280051200

約数和(自身を除く): 5214689080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 821, 1567, 1580, 1642, 3134, 3160, 3284, 4105, 6268, 6568, 7835, 8210, 12536, 15670, 16420, 31340, 32840, 62680, 64859, 123793, 129718, 247586, 259436, 324295, 495172, 518872, 618965, 648590, 990344, 1237930, 1286507, 1297180, 2475860, 2573014, 2594360, 4951720, 5146028, 6432535, 10292056, 12865070, 25730140, 51460280, 101634053, 203268106, 406536212, 508170265, 813072424, 1016340530, 2032681060, 4065362120]

約数ペア:

[(1, 4065362120), (2, 2032681060), (4, 1016340530), (5, 813072424), (8, 508170265), (10, 406536212), (20, 203268106), (40, 101634053), (79, 51460280), (158, 25730140), (316, 12865070), (395, 10292056), (632, 6432535), (790, 5146028), (821, 4951720), (1567, 2594360), (1580, 2573014), (1642, 2475860), (3134, 1297180), (3160, 1286507), (3284, 1237930), (4105, 990344), (6268, 648590), (6568, 618965), (7835, 518872), (8210, 495172), (12536, 324295), (15670, 259436), (16420, 247586), (31340, 129718), (32840, 123793), (62680, 64859)]