85867375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 117868608

約数和(自身を除く): 32001233

約数列:

[1, 5, 11, 25, 55, 125, 197, 275, 317, 985, 1375, 1585, 2167, 3487, 4925, 7925, 10835, 17435, 24625, 39625, 54175, 62449, 87175, 270875, 312245, 435875, 686939, 1561225, 3434695, 7806125, 17173475, 85867375]

約数ペア:

[(1, 85867375), (5, 17173475), (11, 7806125), (25, 3434695), (55, 1561225), (125, 686939), (197, 435875), (275, 312245), (317, 270875), (985, 87175), (1375, 62449), (1585, 54175), (2167, 39625), (3487, 24625), (4925, 17435), (7925, 10835)]