201120965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 263554560

約数和(自身を除く): 62433595

約数列:

[1, 5, 17, 61, 79, 85, 305, 395, 491, 1037, 1343, 2455, 4819, 5185, 6715, 8347, 24095, 29951, 38789, 41735, 81923, 149755, 193945, 409615, 509167, 659413, 2366129, 2545835, 3297065, 11830645, 40224193, 201120965]

約数ペア:

[(1, 201120965), (5, 40224193), (17, 11830645), (61, 3297065), (79, 2545835), (85, 2366129), (305, 659413), (395, 509167), (491, 409615), (1037, 193945), (1343, 149755), (2455, 81923), (4819, 41735), (5185, 38789), (6715, 29951), (8347, 24095)]