91183090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 181232640

約数和(自身を除く): 90049550

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 113, 137, 155, 190, 226, 274, 310, 565, 589, 685, 1130, 1178, 1370, 2147, 2603, 2945, 3503, 4247, 4294, 5206, 5890, 7006, 8494, 10735, 13015, 15481, 17515, 21235, 21470, 26030, 30962, 35030, 42470, 66557, 77405, 80693, 133114, 154810, 161386, 294139, 332785, 403465, 479911, 588278, 665570, 806930, 959822, 1470695, 2399555, 2941390, 4799110, 9118309, 18236618, 45591545, 91183090]

約数ペア:

[(1, 91183090), (2, 45591545), (5, 18236618), (10, 9118309), (19, 4799110), (31, 2941390), (38, 2399555), (62, 1470695), (95, 959822), (113, 806930), (137, 665570), (155, 588278), (190, 479911), (226, 403465), (274, 332785), (310, 294139), (565, 161386), (589, 154810), (685, 133114), (1130, 80693), (1178, 77405), (1370, 66557), (2147, 42470), (2603, 35030), (2945, 30962), (3503, 26030), (4247, 21470), (4294, 21235), (5206, 17515), (5890, 15481), (7006, 13015), (8494, 10735)]