81516150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2293}}^1$

素因数の和:2390

約数の個数: 72

約数和(自身を含む): 221875680

約数和(自身を除く): 140359530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 711, 790, 1185, 1422, 1975, 2293, 2370, 3555, 3950, 4586, 5925, 6879, 7110, 11465, 11850, 13758, 17775, 20637, 22930, 34395, 35550, 41274, 57325, 68790, 103185, 114650, 171975, 181147, 206370, 343950, 362294, 515925, 543441, 905735, 1031850, 1086882, 1630323, 1811470, 2717205, 3260646, 4528675, 5434410, 8151615, 9057350, 13586025, 16303230, 27172050, 40758075, 81516150]

約数ペア:

[(1, 81516150), (2, 40758075), (3, 27172050), (5, 16303230), (6, 13586025), (9, 9057350), (10, 8151615), (15, 5434410), (18, 4528675), (25, 3260646), (30, 2717205), (45, 1811470), (50, 1630323), (75, 1086882), (79, 1031850), (90, 905735), (150, 543441), (158, 515925), (225, 362294), (237, 343950), (395, 206370), (450, 181147), (474, 171975), (711, 114650), (790, 103185), (1185, 68790), (1422, 57325), (1975, 41274), (2293, 35550), (2370, 34395), (3555, 22930), (3950, 20637), (4586, 17775), (5925, 13758), (6879, 11850), (7110, 11465)]