121856875

素因数分解:

$5^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 60

約数和(自身を含む): 185902992

約数和(自身を除く): 64046117

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 125, 161, 173, 175, 245, 575, 625, 805, 865, 875, 1127, 1211, 1225, 2875, 3979, 4025, 4325, 4375, 5635, 6055, 6125, 8477, 14375, 19895, 20125, 21625, 27853, 28175, 30275, 30625, 42385, 99475, 100625, 108125, 139265, 140875, 151375, 194971, 211925, 497375, 696325, 704375, 756875, 974855, 1059625, 2486875, 3481625, 4874275, 5298125, 17408125, 24371375, 121856875]

約数ペア:

[(1, 121856875), (5, 24371375), (7, 17408125), (23, 5298125), (25, 4874275), (35, 3481625), (49, 2486875), (115, 1059625), (125, 974855), (161, 756875), (173, 704375), (175, 696325), (245, 497375), (575, 211925), (625, 194971), (805, 151375), (865, 140875), (875, 139265), (1127, 108125), (1211, 100625), (1225, 99475), (2875, 42385), (3979, 30625), (4025, 30275), (4325, 28175), (4375, 27853), (5635, 21625), (6055, 20125), (6125, 19895), (8477, 14375)]