29947510

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 55080000

約数和(自身を除く): 25132490

約数列:

[1, 2, 5, 10, 101, 149, 199, 202, 298, 398, 505, 745, 995, 1010, 1490, 1990, 15049, 20099, 29651, 30098, 40198, 59302, 75245, 100495, 148255, 150490, 200990, 296510, 2994751, 5989502, 14973755, 29947510]

約数ペア:

[(1, 29947510), (2, 14973755), (5, 5989502), (10, 2994751), (101, 296510), (149, 200990), (199, 150490), (202, 148255), (298, 100495), (398, 75245), (505, 59302), (745, 40198), (995, 30098), (1010, 29651), (1490, 20099), (1990, 15049)]