1238045225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 1670309760

約数和(自身を除く): 432264535

約数列:

[1, 5, 19, 25, 41, 95, 151, 205, 421, 475, 755, 779, 1025, 2105, 2869, 3775, 3895, 6191, 7999, 10525, 14345, 17261, 19475, 30955, 39995, 63571, 71725, 86305, 117629, 154775, 199975, 317855, 327959, 431525, 588145, 1207849, 1589275, 1639795, 2606411, 2940725, 6039245, 8198975, 13032055, 30196225, 49521809, 65160275, 247609045, 1238045225]

約数ペア:

[(1, 1238045225), (5, 247609045), (19, 65160275), (25, 49521809), (41, 30196225), (95, 13032055), (151, 8198975), (205, 6039245), (421, 2940725), (475, 2606411), (755, 1639795), (779, 1589275), (1025, 1207849), (2105, 588145), (2869, 431525), (3775, 327959), (3895, 317855), (6191, 199975), (7999, 154775), (10525, 117629), (14345, 86305), (17261, 71725), (19475, 63571), (30955, 39995)]