65155440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38783}}^1$

素因数の和:38806

約数の個数: 80

約数和(自身を含む): 230842368

約数和(自身を除く): 165686928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38783, 77566, 116349, 155132, 193915, 232698, 271481, 310264, 387830, 465396, 542962, 581745, 620528, 775660, 814443, 930792, 1085924, 1163490, 1357405, 1551320, 1628886, 1861584, 2171848, 2326980, 2714810, 3102640, 3257772, 4072215, 4343696, 4653960, 5429620, 6515544, 8144430, 9307920, 10859240, 13031088, 16288860, 21718480, 32577720, 65155440]

約数ペア:

[(1, 65155440), (2, 32577720), (3, 21718480), (4, 16288860), (5, 13031088), (6, 10859240), (7, 9307920), (8, 8144430), (10, 6515544), (12, 5429620), (14, 4653960), (15, 4343696), (16, 4072215), (20, 3257772), (21, 3102640), (24, 2714810), (28, 2326980), (30, 2171848), (35, 1861584), (40, 1628886), (42, 1551320), (48, 1357405), (56, 1163490), (60, 1085924), (70, 930792), (80, 814443), (84, 775660), (105, 620528), (112, 581745), (120, 542962), (140, 465396), (168, 387830), (210, 310264), (240, 271481), (280, 232698), (336, 193915), (420, 155132), (560, 116349), (840, 77566), (1680, 38783)]