25114920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 79280640

約数和(自身を除く): 54165720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 61, 73, 94, 120, 122, 141, 146, 183, 188, 219, 235, 244, 282, 292, 305, 365, 366, 376, 438, 470, 488, 564, 584, 610, 705, 730, 732, 876, 915, 940, 1095, 1128, 1220, 1410, 1460, 1464, 1752, 1830, 1880, 2190, 2440, 2820, 2867, 2920, 3431, 3660, 4380, 4453, 5640, 5734, 6862, 7320, 8601, 8760, 8906, 10293, 11468, 13359, 13724, 14335, 17155, 17202, 17812, 20586, 22265, 22936, 26718, 27448, 28670, 34310, 34404, 35624, 41172, 43005, 44530, 51465, 53436, 57340, 66795, 68620, 68808, 82344, 86010, 89060, 102930, 106872, 114680, 133590, 137240, 172020, 178120, 205860, 209291, 267180, 344040, 411720, 418582, 534360, 627873, 837164, 1046455, 1255746, 1674328, 2092910, 2511492, 3139365, 4185820, 5022984, 6278730, 8371640, 12557460, 25114920]

約数ペア:

[(1, 25114920), (2, 12557460), (3, 8371640), (4, 6278730), (5, 5022984), (6, 4185820), (8, 3139365), (10, 2511492), (12, 2092910), (15, 1674328), (20, 1255746), (24, 1046455), (30, 837164), (40, 627873), (47, 534360), (60, 418582), (61, 411720), (73, 344040), (94, 267180), (120, 209291), (122, 205860), (141, 178120), (146, 172020), (183, 137240), (188, 133590), (219, 114680), (235, 106872), (244, 102930), (282, 89060), (292, 86010), (305, 82344), (365, 68808), (366, 68620), (376, 66795), (438, 57340), (470, 53436), (488, 51465), (564, 44530), (584, 43005), (610, 41172), (705, 35624), (730, 34404), (732, 34310), (876, 28670), (915, 27448), (940, 26718), (1095, 22936), (1128, 22265), (1220, 20586), (1410, 17812), (1460, 17202), (1464, 17155), (1752, 14335), (1830, 13724), (1880, 13359), (2190, 11468), (2440, 10293), (2820, 8906), (2867, 8760), (2920, 8601), (3431, 7320), (3660, 6862), (4380, 5734), (4453, 5640)]