65404690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^4\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 40

約数和(自身を含む): 128095740

約数和(自身を除く): 62691050

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 229, 338, 458, 845, 1145, 1690, 2197, 2290, 2977, 4394, 5954, 10985, 14885, 21970, 28561, 29770, 38701, 57122, 77402, 142805, 193505, 285610, 387010, 503113, 1006226, 2515565, 5031130, 6540469, 13080938, 32702345, 65404690]

約数ペア:

[(1, 65404690), (2, 32702345), (5, 13080938), (10, 6540469), (13, 5031130), (26, 2515565), (65, 1006226), (130, 503113), (169, 387010), (229, 285610), (338, 193505), (458, 142805), (845, 77402), (1145, 57122), (1690, 38701), (2197, 29770), (2290, 28561), (2977, 21970), (4394, 14885), (5954, 10985)]