80272430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1789}}^1$

素因数の和:2444

約数の個数: 32

約数和(自身を含む): 165481920

約数和(自身を除く): 85209490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 641, 1282, 1789, 3205, 3578, 4487, 6410, 8945, 8974, 12523, 17890, 22435, 25046, 44870, 62615, 125230, 1146749, 2293498, 5733745, 8027243, 11467490, 16054486, 40136215, 80272430]

約数ペア:

[(1, 80272430), (2, 40136215), (5, 16054486), (7, 11467490), (10, 8027243), (14, 5733745), (35, 2293498), (70, 1146749), (641, 125230), (1282, 62615), (1789, 44870), (3205, 25046), (3578, 22435), (4487, 17890), (6410, 12523), (8945, 8974)]