254150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 48

約数和(自身を含む): 562464

約数和(自身を除く): 308314

約数列:

[1, 2, 5, 10, 13, 17, 23, 25, 26, 34, 46, 50, 65, 85, 115, 130, 170, 221, 230, 299, 325, 391, 425, 442, 575, 598, 650, 782, 850, 1105, 1150, 1495, 1955, 2210, 2990, 3910, 5083, 5525, 7475, 9775, 10166, 11050, 14950, 19550, 25415, 50830, 127075, 254150]

約数ペア:

[(1, 254150), (2, 127075), (5, 50830), (10, 25415), (13, 19550), (17, 14950), (23, 11050), (25, 10166), (26, 9775), (34, 7475), (46, 5525), (50, 5083), (65, 3910), (85, 2990), (115, 2210), (130, 1955), (170, 1495), (221, 1150), (230, 1105), (299, 850), (325, 782), (391, 650), (425, 598), (442, 575)]