81573310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5273}}^1$

素因数の和:5317

約数の個数: 64

約数和(自身を含む): 191382912

約数和(自身を除く): 109809602

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 5273, 7735, 10546, 15470, 26365, 36911, 52730, 68549, 73822, 89641, 137098, 179282, 184555, 342745, 369110, 448205, 479843, 627487, 685490, 896410, 959686, 1165333, 1254974, 2330666, 2399215, 3137435, 4798430, 5826665, 6274870, 8157331, 11653330, 16314662, 40786655, 81573310]

約数ペア:

[(1, 81573310), (2, 40786655), (5, 16314662), (7, 11653330), (10, 8157331), (13, 6274870), (14, 5826665), (17, 4798430), (26, 3137435), (34, 2399215), (35, 2330666), (65, 1254974), (70, 1165333), (85, 959686), (91, 896410), (119, 685490), (130, 627487), (170, 479843), (182, 448205), (221, 369110), (238, 342745), (442, 184555), (455, 179282), (595, 137098), (910, 89641), (1105, 73822), (1190, 68549), (1547, 52730), (2210, 36911), (3094, 26365), (5273, 15470), (7735, 10546)]