66649940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8069}}^1$

素因数の和:8144

約数の個数: 48

約数和(自身を含む): 162691200

約数和(自身を除く): 96041260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 4130, 8069, 8260, 16138, 32276, 40345, 56483, 80690, 112966, 161380, 225932, 282415, 476071, 564830, 952142, 1129660, 1904284, 2380355, 3332497, 4760710, 6664994, 9521420, 13329988, 16662485, 33324970, 66649940]

約数ペア:

[(1, 66649940), (2, 33324970), (4, 16662485), (5, 13329988), (7, 9521420), (10, 6664994), (14, 4760710), (20, 3332497), (28, 2380355), (35, 1904284), (59, 1129660), (70, 952142), (118, 564830), (140, 476071), (236, 282415), (295, 225932), (413, 161380), (590, 112966), (826, 80690), (1180, 56483), (1652, 40345), (2065, 32276), (4130, 16138), (8069, 8260)]