33131388260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1\times {\mathrm{26759}}^1$

素因数の和:28796

約数の個数: 48

約数和(自身を含む): 71858949120

約数和(自身を除く): 38727560860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1997, 3994, 7988, 9985, 19970, 26759, 39940, 53518, 61907, 107036, 123814, 133795, 247628, 267590, 309535, 535180, 619070, 829529, 1238140, 1659058, 3318116, 4147645, 8295290, 16590580, 53437723, 106875446, 213750892, 267188615, 534377230, 1068754460, 1656569413, 3313138826, 6626277652, 8282847065, 16565694130, 33131388260]

約数ペア:

[(1, 33131388260), (2, 16565694130), (4, 8282847065), (5, 6626277652), (10, 3313138826), (20, 1656569413), (31, 1068754460), (62, 534377230), (124, 267188615), (155, 213750892), (310, 106875446), (620, 53437723), (1997, 16590580), (3994, 8295290), (7988, 4147645), (9985, 3318116), (19970, 1659058), (26759, 1238140), (39940, 829529), (53518, 619070), (61907, 535180), (107036, 309535), (123814, 267590), (133795, 247628)]