77528830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{557}}^1$

素因数の和:1044

約数の個数: 32

約数和(自身を含む): 144633600

約数和(自身を除く): 67104770

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 449, 557, 898, 1114, 2245, 2785, 4490, 5570, 13919, 17267, 27838, 34534, 69595, 86335, 139190, 172670, 250093, 500186, 1250465, 2500930, 7752883, 15505766, 38764415, 77528830]

約数ペア:

[(1, 77528830), (2, 38764415), (5, 15505766), (10, 7752883), (31, 2500930), (62, 1250465), (155, 500186), (310, 250093), (449, 172670), (557, 139190), (898, 86335), (1114, 69595), (2245, 34534), (2785, 27838), (4490, 17267), (5570, 13919)]