312932750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1319}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 639999360

約数和(自身を除く): 327066610

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 125, 130, 146, 250, 325, 365, 650, 730, 949, 1319, 1625, 1825, 1898, 2638, 3250, 3650, 4745, 6595, 9125, 9490, 13190, 17147, 18250, 23725, 32975, 34294, 47450, 65950, 85735, 96287, 118625, 164875, 171470, 192574, 237250, 329750, 428675, 481435, 857350, 962870, 1251731, 2143375, 2407175, 2503462, 4286750, 4814350, 6258655, 12035875, 12517310, 24071750, 31293275, 62586550, 156466375, 312932750]

約数ペア:

[(1, 312932750), (2, 156466375), (5, 62586550), (10, 31293275), (13, 24071750), (25, 12517310), (26, 12035875), (50, 6258655), (65, 4814350), (73, 4286750), (125, 2503462), (130, 2407175), (146, 2143375), (250, 1251731), (325, 962870), (365, 857350), (650, 481435), (730, 428675), (949, 329750), (1319, 237250), (1625, 192574), (1825, 171470), (1898, 164875), (2638, 118625), (3250, 96287), (3650, 85735), (4745, 65950), (6595, 47450), (9125, 34294), (9490, 32975), (13190, 23725), (17147, 18250)]