120021525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1109}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 237979560

約数和(自身を除く): 117958035

約数列:

[1, 3, 5, 9, 13, 15, 25, 37, 39, 45, 65, 75, 111, 117, 185, 195, 225, 325, 333, 481, 555, 585, 925, 975, 1109, 1443, 1665, 2405, 2775, 2925, 3327, 4329, 5545, 7215, 8325, 9981, 12025, 14417, 16635, 21645, 27725, 36075, 41033, 43251, 49905, 72085, 83175, 108225, 123099, 129753, 205165, 216255, 249525, 360425, 369297, 533429, 615495, 648765, 1025825, 1081275, 1600287, 1846485, 2667145, 3077475, 3243825, 4800861, 8001435, 9232425, 13335725, 24004305, 40007175, 120021525]

約数ペア:

[(1, 120021525), (3, 40007175), (5, 24004305), (9, 13335725), (13, 9232425), (15, 8001435), (25, 4800861), (37, 3243825), (39, 3077475), (45, 2667145), (65, 1846485), (75, 1600287), (111, 1081275), (117, 1025825), (185, 648765), (195, 615495), (225, 533429), (325, 369297), (333, 360425), (481, 249525), (555, 216255), (585, 205165), (925, 129753), (975, 123099), (1109, 108225), (1443, 83175), (1665, 72085), (2405, 49905), (2775, 43251), (2925, 41033), (3327, 36075), (4329, 27725), (5545, 21645), (7215, 16635), (8325, 14417), (9981, 12025)]