19265514125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{7537}}^1$

素因数の和:7600

約数の個数: 72

約数和(自身を含む): 28620911592

約数和(自身を除く): 9355397467

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 125, 143, 169, 275, 325, 605, 715, 845, 1375, 1573, 1625, 1859, 3025, 3575, 4225, 7537, 7865, 9295, 15125, 17875, 20449, 21125, 37685, 39325, 46475, 82907, 97981, 102245, 188425, 196625, 232375, 414535, 489905, 511225, 911977, 942125, 1077791, 1273753, 2072675, 2449525, 2556125, 4559885, 5388955, 6368765, 10363375, 11855701, 12247625, 14011283, 22799425, 26944775, 31843825, 59278505, 70056415, 113997125, 134723875, 154124113, 159219125, 296392525, 350282075, 770620565, 1481962625, 1751410375, 3853102825, 19265514125]

約数ペア:

[(1, 19265514125), (5, 3853102825), (11, 1751410375), (13, 1481962625), (25, 770620565), (55, 350282075), (65, 296392525), (121, 159219125), (125, 154124113), (143, 134723875), (169, 113997125), (275, 70056415), (325, 59278505), (605, 31843825), (715, 26944775), (845, 22799425), (1375, 14011283), (1573, 12247625), (1625, 11855701), (1859, 10363375), (3025, 6368765), (3575, 5388955), (4225, 4559885), (7537, 2556125), (7865, 2449525), (9295, 2072675), (15125, 1273753), (17875, 1077791), (20449, 942125), (21125, 911977), (37685, 511225), (39325, 489905), (46475, 414535), (82907, 232375), (97981, 196625), (102245, 188425)]