42490150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 82851840

約数和(自身を除く): 40361690

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 310, 347, 395, 694, 775, 790, 1550, 1735, 1975, 2449, 3470, 3950, 4898, 8675, 10757, 12245, 17350, 21514, 24490, 27413, 53785, 54826, 61225, 107570, 122450, 137065, 268925, 274130, 537850, 685325, 849803, 1370650, 1699606, 4249015, 8498030, 21245075, 42490150]

約数ペア:

[(1, 42490150), (2, 21245075), (5, 8498030), (10, 4249015), (25, 1699606), (31, 1370650), (50, 849803), (62, 685325), (79, 537850), (155, 274130), (158, 268925), (310, 137065), (347, 122450), (395, 107570), (694, 61225), (775, 54826), (790, 53785), (1550, 27413), (1735, 24490), (1975, 21514), (2449, 17350), (3470, 12245), (3950, 10757), (4898, 8675)]