155963240

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{6299}}^1$

素因数の和:6929

約数の個数: 32

約数和(自身を含む): 351540000

約数和(自身を除く): 195576760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 4952, 6190, 6299, 12380, 12598, 24760, 25196, 31495, 50392, 62990, 125980, 251960, 3899081, 7798162, 15596324, 19495405, 31192648, 38990810, 77981620, 155963240]

約数ペア:

[(1, 155963240), (2, 77981620), (4, 38990810), (5, 31192648), (8, 19495405), (10, 15596324), (20, 7798162), (40, 3899081), (619, 251960), (1238, 125980), (2476, 62990), (3095, 50392), (4952, 31495), (6190, 25196), (6299, 24760), (12380, 12598)]