66651920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 160047792

約数和(自身を除く): 93395872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 101, 113, 146, 202, 226, 292, 365, 404, 452, 505, 565, 584, 730, 808, 904, 1010, 1130, 1168, 1460, 1616, 1808, 2020, 2260, 2920, 4040, 4520, 5840, 7373, 8080, 8249, 9040, 11413, 14746, 16498, 22826, 29492, 32996, 36865, 41245, 45652, 57065, 58984, 65992, 73730, 82490, 91304, 114130, 117968, 131984, 147460, 164980, 182608, 228260, 294920, 329960, 456520, 589840, 659920, 833149, 913040, 1666298, 3332596, 4165745, 6665192, 8331490, 13330384, 16662980, 33325960, 66651920]

約数ペア:

[(1, 66651920), (2, 33325960), (4, 16662980), (5, 13330384), (8, 8331490), (10, 6665192), (16, 4165745), (20, 3332596), (40, 1666298), (73, 913040), (80, 833149), (101, 659920), (113, 589840), (146, 456520), (202, 329960), (226, 294920), (292, 228260), (365, 182608), (404, 164980), (452, 147460), (505, 131984), (565, 117968), (584, 114130), (730, 91304), (808, 82490), (904, 73730), (1010, 65992), (1130, 58984), (1168, 57065), (1460, 45652), (1616, 41245), (1808, 36865), (2020, 32996), (2260, 29492), (2920, 22826), (4040, 16498), (4520, 14746), (5840, 11413), (7373, 9040), (8080, 8249)]