251019130

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{1193}}^1$

素因数の和:1650

約数の個数: 32

約数和(自身を含む): 461906064

約数和(自身を除く): 210886934

約数列:

[1, 2, 5, 10, 53, 106, 265, 397, 530, 794, 1193, 1985, 2386, 3970, 5965, 11930, 21041, 42082, 63229, 105205, 126458, 210410, 316145, 473621, 632290, 947242, 2368105, 4736210, 25101913, 50203826, 125509565, 251019130]

約数ペア:

[(1, 251019130), (2, 125509565), (5, 50203826), (10, 25101913), (53, 4736210), (106, 2368105), (265, 947242), (397, 632290), (530, 473621), (794, 316145), (1193, 210410), (1985, 126458), (2386, 105205), (3970, 63229), (5965, 42082), (11930, 21041)]