25430240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14449}}^1$

素因数の和:14475

約数の個数: 48

約数和(自身を含む): 65545200

約数和(自身を除く): 40114960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 14449, 28898, 57796, 72245, 115592, 144490, 158939, 231184, 288980, 317878, 462368, 577960, 635756, 794695, 1155920, 1271512, 1589390, 2311840, 2543024, 3178780, 5086048, 6357560, 12715120, 25430240]

約数ペア:

[(1, 25430240), (2, 12715120), (4, 6357560), (5, 5086048), (8, 3178780), (10, 2543024), (11, 2311840), (16, 1589390), (20, 1271512), (22, 1155920), (32, 794695), (40, 635756), (44, 577960), (55, 462368), (80, 317878), (88, 288980), (110, 231184), (160, 158939), (176, 144490), (220, 115592), (352, 72245), (440, 57796), (880, 28898), (1760, 14449)]