162521120

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 395584560

約数和(自身を除く): 233063440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 101, 113, 160, 178, 202, 226, 356, 404, 445, 452, 505, 565, 712, 808, 890, 904, 1010, 1130, 1424, 1616, 1780, 1808, 2020, 2260, 2848, 3232, 3560, 3616, 4040, 4520, 7120, 8080, 8989, 9040, 10057, 11413, 14240, 16160, 17978, 18080, 20114, 22826, 35956, 40228, 44945, 45652, 50285, 57065, 71912, 80456, 89890, 91304, 100570, 114130, 143824, 160912, 179780, 182608, 201140, 228260, 287648, 321824, 359560, 365216, 402280, 456520, 719120, 804560, 913040, 1015757, 1438240, 1609120, 1826080, 2031514, 4063028, 5078785, 8126056, 10157570, 16252112, 20315140, 32504224, 40630280, 81260560, 162521120]

約数ペア:

[(1, 162521120), (2, 81260560), (4, 40630280), (5, 32504224), (8, 20315140), (10, 16252112), (16, 10157570), (20, 8126056), (32, 5078785), (40, 4063028), (80, 2031514), (89, 1826080), (101, 1609120), (113, 1438240), (160, 1015757), (178, 913040), (202, 804560), (226, 719120), (356, 456520), (404, 402280), (445, 365216), (452, 359560), (505, 321824), (565, 287648), (712, 228260), (808, 201140), (890, 182608), (904, 179780), (1010, 160912), (1130, 143824), (1424, 114130), (1616, 100570), (1780, 91304), (1808, 89890), (2020, 80456), (2260, 71912), (2848, 57065), (3232, 50285), (3560, 45652), (3616, 44945), (4040, 40228), (4520, 35956), (7120, 22826), (8080, 20114), (8989, 18080), (9040, 17978), (10057, 16160), (11413, 14240)]