87205005

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1093}}^1$

素因数の和:1307

約数の個数: 40

約数和(自身を含む): 157260312

約数和(自身を除く): 70055307

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 405, 591, 985, 1093, 1773, 2955, 3279, 5319, 5465, 8865, 9837, 15957, 16395, 26595, 29511, 49185, 79785, 88533, 147555, 215321, 442665, 645963, 1076605, 1937889, 3229815, 5813667, 9689445, 17441001, 29068335, 87205005]

約数ペア:

[(1, 87205005), (3, 29068335), (5, 17441001), (9, 9689445), (15, 5813667), (27, 3229815), (45, 1937889), (81, 1076605), (135, 645963), (197, 442665), (405, 215321), (591, 147555), (985, 88533), (1093, 79785), (1773, 49185), (2955, 29511), (3279, 26595), (5319, 16395), (5465, 15957), (8865, 9837)]