12786250

素因数分解:

$2^1\times 5^4\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 40

約数和(自身を含む): 24545268

約数和(自身を除く): 11759018

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 193, 250, 265, 386, 530, 625, 965, 1250, 1325, 1930, 2650, 4825, 6625, 9650, 10229, 13250, 20458, 24125, 33125, 48250, 51145, 66250, 102290, 120625, 241250, 255725, 511450, 1278625, 2557250, 6393125, 12786250]

約数ペア:

[(1, 12786250), (2, 6393125), (5, 2557250), (10, 1278625), (25, 511450), (50, 255725), (53, 241250), (106, 120625), (125, 102290), (193, 66250), (250, 51145), (265, 48250), (386, 33125), (530, 24125), (625, 20458), (965, 13250), (1250, 10229), (1325, 9650), (1930, 6625), (2650, 4825)]