72671375

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 109042752

約数和(自身を除く): 36371377

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 157, 161, 175, 529, 575, 785, 805, 875, 1099, 2645, 2875, 3611, 3703, 3925, 4025, 5495, 13225, 18055, 18515, 19625, 20125, 25277, 27475, 66125, 83053, 90275, 92575, 126385, 137375, 415265, 451375, 462875, 581371, 631925, 2076325, 2906855, 3159625, 10381625, 14534275, 72671375]

約数ペア:

[(1, 72671375), (5, 14534275), (7, 10381625), (23, 3159625), (25, 2906855), (35, 2076325), (115, 631925), (125, 581371), (157, 462875), (161, 451375), (175, 415265), (529, 137375), (575, 126385), (785, 92575), (805, 90275), (875, 83053), (1099, 66125), (2645, 27475), (2875, 25277), (3611, 20125), (3703, 19625), (3925, 18515), (4025, 18055), (5495, 13225)]