65869375

素因数分解:

$5^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 60

約数和(自身を含む): 98887096

約数和(自身を除く): 33017721

約数列:

[1, 5, 11, 13, 25, 55, 65, 67, 121, 125, 143, 275, 325, 335, 605, 625, 715, 737, 871, 1375, 1573, 1625, 1675, 3025, 3575, 3685, 4355, 6875, 7865, 8107, 8125, 8375, 9581, 15125, 17875, 18425, 21775, 39325, 40535, 41875, 47905, 75625, 89375, 92125, 105391, 108875, 196625, 202675, 239525, 460625, 526955, 544375, 983125, 1013375, 1197625, 2634775, 5066875, 5988125, 13173875, 65869375]

約数ペア:

[(1, 65869375), (5, 13173875), (11, 5988125), (13, 5066875), (25, 2634775), (55, 1197625), (65, 1013375), (67, 983125), (121, 544375), (125, 526955), (143, 460625), (275, 239525), (325, 202675), (335, 196625), (605, 108875), (625, 105391), (715, 92125), (737, 89375), (871, 75625), (1375, 47905), (1573, 41875), (1625, 40535), (1675, 39325), (3025, 21775), (3575, 18425), (3685, 17875), (4355, 15125), (6875, 9581), (7865, 8375), (8107, 8125)]