287000545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1451}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 395176320

約数和(自身を除く): 108175775

約数列:

[1, 5, 13, 17, 65, 85, 179, 221, 895, 1105, 1451, 2327, 3043, 7255, 11635, 15215, 18863, 24667, 39559, 94315, 123335, 197795, 259729, 320671, 1298645, 1603355, 3376477, 4415393, 16882385, 22076965, 57400109, 287000545]

約数ペア:

[(1, 287000545), (5, 57400109), (13, 22076965), (17, 16882385), (65, 4415393), (85, 3376477), (179, 1603355), (221, 1298645), (895, 320671), (1105, 259729), (1451, 197795), (2327, 123335), (3043, 94315), (7255, 39559), (11635, 24667), (15215, 18863)]