155588120

素因数分解:

$2^3\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{2999}}^1$

素因数の和:4307

約数の個数: 32

約数和(自身を含む): 350460000

約数和(自身を除く): 194871880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1297, 2594, 2999, 5188, 5998, 6485, 10376, 11996, 12970, 14995, 23992, 25940, 29990, 51880, 59980, 119960, 3889703, 7779406, 15558812, 19448515, 31117624, 38897030, 77794060, 155588120]

約数ペア:

[(1, 155588120), (2, 77794060), (4, 38897030), (5, 31117624), (8, 19448515), (10, 15558812), (20, 7779406), (40, 3889703), (1297, 119960), (2594, 59980), (2999, 51880), (5188, 29990), (5998, 25940), (6485, 23992), (10376, 14995), (11996, 12970)]