25458860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:615

約数の個数: 96

約数和(自身を含む): 68221440

約数和(自身を除く): 42762580

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 476, 532, 563, 595, 646, 665, 1126, 1190, 1292, 1330, 1615, 2252, 2261, 2380, 2660, 2815, 3230, 3941, 4522, 5630, 6460, 7882, 9044, 9571, 10697, 11260, 11305, 15764, 19142, 19705, 21394, 22610, 38284, 39410, 42788, 45220, 47855, 53485, 66997, 74879, 78820, 95710, 106970, 133994, 149758, 181849, 191420, 213940, 267988, 299516, 334985, 363698, 374395, 669970, 727396, 748790, 909245, 1272943, 1339940, 1497580, 1818490, 2545886, 3636980, 5091772, 6364715, 12729430, 25458860]

約数ペア:

[(1, 25458860), (2, 12729430), (4, 6364715), (5, 5091772), (7, 3636980), (10, 2545886), (14, 1818490), (17, 1497580), (19, 1339940), (20, 1272943), (28, 909245), (34, 748790), (35, 727396), (38, 669970), (68, 374395), (70, 363698), (76, 334985), (85, 299516), (95, 267988), (119, 213940), (133, 191420), (140, 181849), (170, 149758), (190, 133994), (238, 106970), (266, 95710), (323, 78820), (340, 74879), (380, 66997), (476, 53485), (532, 47855), (563, 45220), (595, 42788), (646, 39410), (665, 38284), (1126, 22610), (1190, 21394), (1292, 19705), (1330, 19142), (1615, 15764), (2252, 11305), (2261, 11260), (2380, 10697), (2660, 9571), (2815, 9044), (3230, 7882), (3941, 6460), (4522, 5630)]