27974375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 41199312

約数和(自身を除く): 13224937

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 313, 325, 625, 715, 1375, 1565, 1625, 3443, 3575, 4069, 6875, 7825, 8125, 17215, 17875, 20345, 39125, 44759, 86075, 89375, 101725, 195625, 223795, 430375, 508625, 1118975, 2151875, 2543125, 5594875, 27974375]

約数ペア:

[(1, 27974375), (5, 5594875), (11, 2543125), (13, 2151875), (25, 1118975), (55, 508625), (65, 430375), (125, 223795), (143, 195625), (275, 101725), (313, 89375), (325, 86075), (625, 44759), (715, 39125), (1375, 20345), (1565, 17875), (1625, 17215), (3443, 8125), (3575, 7825), (4069, 6875)]