625687540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{2039}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 1340035200

約数和(自身を除く): 714347660

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 229, 268, 335, 458, 670, 916, 1145, 1340, 2039, 2290, 4078, 4580, 8156, 10195, 15343, 20390, 30686, 40780, 61372, 76715, 136613, 153430, 273226, 306860, 466931, 546452, 683065, 933862, 1366130, 1867724, 2334655, 2732260, 4669310, 9338620, 31284377, 62568754, 125137508, 156421885, 312843770, 625687540]

約数ペア:

[(1, 625687540), (2, 312843770), (4, 156421885), (5, 125137508), (10, 62568754), (20, 31284377), (67, 9338620), (134, 4669310), (229, 2732260), (268, 2334655), (335, 1867724), (458, 1366130), (670, 933862), (916, 683065), (1145, 546452), (1340, 466931), (2039, 306860), (2290, 273226), (4078, 153430), (4580, 136613), (8156, 76715), (10195, 61372), (15343, 40780), (20390, 30686)]