8446100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 20233080

約数和(自身を除く): 11786980

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 73, 89, 100, 130, 146, 178, 260, 292, 325, 356, 365, 445, 650, 730, 890, 949, 1157, 1300, 1460, 1780, 1825, 1898, 2225, 2314, 3650, 3796, 4450, 4628, 4745, 5785, 6497, 7300, 8900, 9490, 11570, 12994, 18980, 23140, 23725, 25988, 28925, 32485, 47450, 57850, 64970, 84461, 94900, 115700, 129940, 162425, 168922, 324850, 337844, 422305, 649700, 844610, 1689220, 2111525, 4223050, 8446100]

約数ペア:

[(1, 8446100), (2, 4223050), (4, 2111525), (5, 1689220), (10, 844610), (13, 649700), (20, 422305), (25, 337844), (26, 324850), (50, 168922), (52, 162425), (65, 129940), (73, 115700), (89, 94900), (100, 84461), (130, 64970), (146, 57850), (178, 47450), (260, 32485), (292, 28925), (325, 25988), (356, 23725), (365, 23140), (445, 18980), (650, 12994), (730, 11570), (890, 9490), (949, 8900), (1157, 7300), (1300, 6497), (1460, 5785), (1780, 4745), (1825, 4628), (1898, 4450), (2225, 3796), (2314, 3650)]