130415260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1787}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 283862880

約数和(自身を除く): 153447620

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 164, 178, 205, 356, 410, 445, 820, 890, 1780, 1787, 3574, 3649, 7148, 7298, 8935, 14596, 17870, 18245, 35740, 36490, 72980, 73267, 146534, 159043, 293068, 318086, 366335, 636172, 732670, 795215, 1465340, 1590430, 3180860, 6520763, 13041526, 26083052, 32603815, 65207630, 130415260]

約数ペア:

[(1, 130415260), (2, 65207630), (4, 32603815), (5, 26083052), (10, 13041526), (20, 6520763), (41, 3180860), (82, 1590430), (89, 1465340), (164, 795215), (178, 732670), (205, 636172), (356, 366335), (410, 318086), (445, 293068), (820, 159043), (890, 146534), (1780, 73267), (1787, 72980), (3574, 36490), (3649, 35740), (7148, 18245), (7298, 17870), (8935, 14596)]