64303042520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12271573}}^1$

素因数の和:12271715

約数の個数: 32

約数和(自身を含む): 145786299120

約数和(自身を除く): 81483256600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 12271573, 24543146, 49086292, 61357865, 98172584, 122715730, 245431460, 490862920, 1607576063, 3215152126, 6430304252, 8037880315, 12860608504, 16075760630, 32151521260, 64303042520]

約数ペア:

[(1, 64303042520), (2, 32151521260), (4, 16075760630), (5, 12860608504), (8, 8037880315), (10, 6430304252), (20, 3215152126), (40, 1607576063), (131, 490862920), (262, 245431460), (524, 122715730), (655, 98172584), (1048, 61357865), (1310, 49086292), (2620, 24543146), (5240, 12271573)]