31297950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:618

約数の個数: 72

約数和(自身を含む): 84813768

約数和(自身を除く): 53515818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 157, 225, 314, 443, 450, 471, 785, 886, 942, 1329, 1413, 1570, 2215, 2355, 2658, 2826, 3925, 3987, 4430, 4710, 6645, 7065, 7850, 7974, 11075, 11775, 13290, 14130, 19935, 22150, 23550, 33225, 35325, 39870, 66450, 69551, 70650, 99675, 139102, 199350, 208653, 347755, 417306, 625959, 695510, 1043265, 1251918, 1738775, 2086530, 3129795, 3477550, 5216325, 6259590, 10432650, 15648975, 31297950]

約数ペア:

[(1, 31297950), (2, 15648975), (3, 10432650), (5, 6259590), (6, 5216325), (9, 3477550), (10, 3129795), (15, 2086530), (18, 1738775), (25, 1251918), (30, 1043265), (45, 695510), (50, 625959), (75, 417306), (90, 347755), (150, 208653), (157, 199350), (225, 139102), (314, 99675), (443, 70650), (450, 69551), (471, 66450), (785, 39870), (886, 35325), (942, 33225), (1329, 23550), (1413, 22150), (1570, 19935), (2215, 14130), (2355, 13290), (2658, 11775), (2826, 11075), (3925, 7974), (3987, 7850), (4430, 7065), (4710, 6645)]