25842375

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 55910400

約数和(自身を除く): 30068025

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 31, 39, 45, 57, 65, 75, 93, 95, 117, 125, 135, 155, 171, 195, 225, 247, 279, 285, 325, 351, 375, 403, 465, 475, 513, 585, 589, 675, 741, 775, 837, 855, 975, 1125, 1209, 1235, 1395, 1425, 1625, 1755, 1767, 2015, 2223, 2325, 2375, 2565, 2925, 2945, 3375, 3627, 3705, 3875, 4185, 4275, 4875, 5301, 6045, 6175, 6669, 6975, 7125, 7657, 8775, 8835, 10075, 10881, 11115, 11625, 12825, 14625, 14725, 15903, 18135, 18525, 20925, 21375, 22971, 26505, 30225, 30875, 33345, 34875, 38285, 43875, 44175, 50375, 54405, 55575, 64125, 68913, 73625, 79515, 90675, 92625, 104625, 114855, 132525, 151125, 166725, 191425, 206739, 220875, 272025, 277875, 344565, 397575, 453375, 574275, 662625, 833625, 957125, 1033695, 1360125, 1722825, 1987875, 2871375, 5168475, 8614125, 25842375]

約数ペア:

[(1, 25842375), (3, 8614125), (5, 5168475), (9, 2871375), (13, 1987875), (15, 1722825), (19, 1360125), (25, 1033695), (27, 957125), (31, 833625), (39, 662625), (45, 574275), (57, 453375), (65, 397575), (75, 344565), (93, 277875), (95, 272025), (117, 220875), (125, 206739), (135, 191425), (155, 166725), (171, 151125), (195, 132525), (225, 114855), (247, 104625), (279, 92625), (285, 90675), (325, 79515), (351, 73625), (375, 68913), (403, 64125), (465, 55575), (475, 54405), (513, 50375), (585, 44175), (589, 43875), (675, 38285), (741, 34875), (775, 33345), (837, 30875), (855, 30225), (975, 26505), (1125, 22971), (1209, 21375), (1235, 20925), (1395, 18525), (1425, 18135), (1625, 15903), (1755, 14725), (1767, 14625), (2015, 12825), (2223, 11625), (2325, 11115), (2375, 10881), (2565, 10075), (2925, 8835), (2945, 8775), (3375, 7657), (3627, 7125), (3705, 6975), (3875, 6669), (4185, 6175), (4275, 6045), (4875, 5301)]