66357980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8233}}^1$

素因数の和:8286

約数の個数: 48

約数和(自身を含む): 154930944

約数和(自身を除く): 88572964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 8233, 16466, 32932, 41165, 82330, 107029, 164660, 214058, 255223, 428116, 510446, 535145, 1020892, 1070290, 1276115, 2140580, 2552230, 3317899, 5104460, 6635798, 13271596, 16589495, 33178990, 66357980]

約数ペア:

[(1, 66357980), (2, 33178990), (4, 16589495), (5, 13271596), (10, 6635798), (13, 5104460), (20, 3317899), (26, 2552230), (31, 2140580), (52, 1276115), (62, 1070290), (65, 1020892), (124, 535145), (130, 510446), (155, 428116), (260, 255223), (310, 214058), (403, 164660), (620, 107029), (806, 82330), (1612, 41165), (2015, 32932), (4030, 16466), (8060, 8233)]