207380080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83621}}^1$

素因数の和:83665

約数の個数: 40

約数和(自身を含む): 497718144

約数和(自身を除く): 290338064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 83621, 167242, 334484, 418105, 668968, 836210, 1337936, 1672420, 2592251, 3344840, 5184502, 6689680, 10369004, 12961255, 20738008, 25922510, 41476016, 51845020, 103690040, 207380080]

約数ペア:

[(1, 207380080), (2, 103690040), (4, 51845020), (5, 41476016), (8, 25922510), (10, 20738008), (16, 12961255), (20, 10369004), (31, 6689680), (40, 5184502), (62, 3344840), (80, 2592251), (124, 1672420), (155, 1337936), (248, 836210), (310, 668968), (496, 418105), (620, 334484), (1240, 167242), (2480, 83621)]