50689375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 70739856

約数和(自身を除く): 20050481

約数列:

[1, 5, 11, 25, 55, 73, 101, 125, 275, 365, 505, 625, 803, 1111, 1375, 1825, 2525, 4015, 5555, 6875, 7373, 9125, 12625, 20075, 27775, 36865, 45625, 63125, 81103, 100375, 138875, 184325, 405515, 501875, 694375, 921625, 2027575, 4608125, 10137875, 50689375]

約数ペア:

[(1, 50689375), (5, 10137875), (11, 4608125), (25, 2027575), (55, 921625), (73, 694375), (101, 501875), (125, 405515), (275, 184325), (365, 138875), (505, 100375), (625, 81103), (803, 63125), (1111, 45625), (1375, 36865), (1825, 27775), (2525, 20075), (4015, 12625), (5555, 9125), (6875, 7373)]