65764920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42157}}^1$

素因数の和:42184

約数の個数: 64

約数和(自身を含む): 212476320

約数和(自身を除く): 146711400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 42157, 84314, 126471, 168628, 210785, 252942, 337256, 421570, 505884, 548041, 632355, 843140, 1011768, 1096082, 1264710, 1644123, 1686280, 2192164, 2529420, 2740205, 3288246, 4384328, 5058840, 5480410, 6576492, 8220615, 10960820, 13152984, 16441230, 21921640, 32882460, 65764920]

約数ペア:

[(1, 65764920), (2, 32882460), (3, 21921640), (4, 16441230), (5, 13152984), (6, 10960820), (8, 8220615), (10, 6576492), (12, 5480410), (13, 5058840), (15, 4384328), (20, 3288246), (24, 2740205), (26, 2529420), (30, 2192164), (39, 1686280), (40, 1644123), (52, 1264710), (60, 1096082), (65, 1011768), (78, 843140), (104, 632355), (120, 548041), (130, 505884), (156, 421570), (195, 337256), (260, 252942), (312, 210785), (390, 168628), (520, 126471), (780, 84314), (1560, 42157)]