156855890

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{188983}}^1$

素因数の和:189073

約数の個数: 16

約数和(自身を含む): 285743808

約数和(自身を除く): 128887918

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 188983, 377966, 944915, 1889830, 15685589, 31371178, 78427945, 156855890]

約数ペア:

[(1, 156855890), (2, 78427945), (5, 31371178), (10, 15685589), (83, 1889830), (166, 944915), (415, 377966), (830, 188983)]