202131475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3863}}^1$

素因数の和:3916

約数の個数: 48

約数和(自身を含む): 321979392

約数和(自身を除く): 119847917

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 161, 175, 299, 325, 455, 575, 805, 1495, 2093, 2275, 3863, 4025, 7475, 10465, 19315, 27041, 50219, 52325, 88849, 96575, 135205, 251095, 351533, 444245, 621943, 676025, 1155037, 1255475, 1757665, 2221225, 3109715, 5775185, 8085259, 8788325, 15548575, 28875925, 40426295, 202131475]

約数ペア:

[(1, 202131475), (5, 40426295), (7, 28875925), (13, 15548575), (23, 8788325), (25, 8085259), (35, 5775185), (65, 3109715), (91, 2221225), (115, 1757665), (161, 1255475), (175, 1155037), (299, 676025), (325, 621943), (455, 444245), (575, 351533), (805, 251095), (1495, 135205), (2093, 96575), (2275, 88849), (3863, 52325), (4025, 50219), (7475, 27041), (10465, 19315)]