85175325

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 161715840

約数和(自身を除く): 76540515

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 109, 115, 151, 207, 225, 327, 345, 453, 545, 575, 755, 981, 1035, 1359, 1635, 1725, 2265, 2507, 2725, 3473, 3775, 4905, 5175, 6795, 7521, 8175, 10419, 11325, 12535, 16459, 17365, 22563, 24525, 31257, 33975, 37605, 49377, 52095, 62675, 82295, 86825, 112815, 148131, 156285, 188025, 246885, 260475, 378557, 411475, 564075, 740655, 781425, 1135671, 1234425, 1892785, 3407013, 3703275, 5678355, 9463925, 17035065, 28391775, 85175325]

約数ペア:

[(1, 85175325), (3, 28391775), (5, 17035065), (9, 9463925), (15, 5678355), (23, 3703275), (25, 3407013), (45, 1892785), (69, 1234425), (75, 1135671), (109, 781425), (115, 740655), (151, 564075), (207, 411475), (225, 378557), (327, 260475), (345, 246885), (453, 188025), (545, 156285), (575, 148131), (755, 112815), (981, 86825), (1035, 82295), (1359, 62675), (1635, 52095), (1725, 49377), (2265, 37605), (2507, 33975), (2725, 31257), (3473, 24525), (3775, 22563), (4905, 17365), (5175, 16459), (6795, 12535), (7521, 11325), (8175, 10419)]