1012340225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 1480608360

約数和(自身を除く): 468268135

約数列:

[1, 5, 13, 17, 25, 41, 65, 85, 109, 205, 221, 325, 425, 533, 545, 697, 1025, 1105, 1417, 1681, 1853, 2665, 2725, 3485, 4469, 5525, 7085, 8405, 9061, 9265, 13325, 17425, 21853, 22345, 24089, 28577, 35425, 42025, 45305, 46325, 58097, 75973, 109265, 111725, 120445, 142885, 183229, 226525, 290485, 371501, 379865, 546325, 602225, 714425, 916145, 987649, 1452425, 1857505, 1899325, 2381977, 3114893, 4580725, 4938245, 9287525, 11909885, 15574465, 24691225, 40493609, 59549425, 77872325, 202468045, 1012340225]

約数ペア:

[(1, 1012340225), (5, 202468045), (13, 77872325), (17, 59549425), (25, 40493609), (41, 24691225), (65, 15574465), (85, 11909885), (109, 9287525), (205, 4938245), (221, 4580725), (325, 3114893), (425, 2381977), (533, 1899325), (545, 1857505), (697, 1452425), (1025, 987649), (1105, 916145), (1417, 714425), (1681, 602225), (1853, 546325), (2665, 379865), (2725, 371501), (3485, 290485), (4469, 226525), (5525, 183229), (7085, 142885), (8405, 120445), (9061, 111725), (9265, 109265), (13325, 75973), (17425, 58097), (21853, 46325), (22345, 45305), (24089, 42025), (28577, 35425)]