133055380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 284457600

約数和(自身を除く): 151402220

約数列:

[1, 2, 4, 5, 10, 20, 101, 199, 202, 331, 398, 404, 505, 662, 796, 995, 1010, 1324, 1655, 1990, 2020, 3310, 3980, 6620, 20099, 33431, 40198, 65869, 66862, 80396, 100495, 131738, 133724, 167155, 200990, 263476, 329345, 334310, 401980, 658690, 668620, 1317380, 6652769, 13305538, 26611076, 33263845, 66527690, 133055380]

約数ペア:

[(1, 133055380), (2, 66527690), (4, 33263845), (5, 26611076), (10, 13305538), (20, 6652769), (101, 1317380), (199, 668620), (202, 658690), (331, 401980), (398, 334310), (404, 329345), (505, 263476), (662, 200990), (796, 167155), (995, 133724), (1010, 131738), (1324, 100495), (1655, 80396), (1990, 66862), (2020, 65869), (3310, 40198), (3980, 33431), (6620, 20099)]