72501350

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 139209840

約数和(自身を除く): 66708490

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 109, 218, 251, 265, 502, 530, 545, 1090, 1255, 1325, 2510, 2650, 2725, 5450, 5777, 6275, 11554, 12550, 13303, 26606, 27359, 28885, 54718, 57770, 66515, 133030, 136795, 144425, 273590, 288850, 332575, 665150, 683975, 1367950, 1450027, 2900054, 7250135, 14500270, 36250675, 72501350]

約数ペア:

[(1, 72501350), (2, 36250675), (5, 14500270), (10, 7250135), (25, 2900054), (50, 1450027), (53, 1367950), (106, 683975), (109, 665150), (218, 332575), (251, 288850), (265, 273590), (502, 144425), (530, 136795), (545, 133030), (1090, 66515), (1255, 57770), (1325, 54718), (2510, 28885), (2650, 27359), (2725, 26606), (5450, 13303), (5777, 12550), (6275, 11554)]