65521300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3877}}^1$

素因数の和:3917

約数の個数: 54

約数和(自身を含む): 153999258

約数和(自身を除く): 88477958

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 3877, 4225, 7754, 8450, 15508, 16900, 19385, 38770, 50401, 77540, 96925, 100802, 193850, 201604, 252005, 387700, 504010, 655213, 1008020, 1260025, 1310426, 2520050, 2620852, 3276065, 5040100, 6552130, 13104260, 16380325, 32760650, 65521300]

約数ペア:

[(1, 65521300), (2, 32760650), (4, 16380325), (5, 13104260), (10, 6552130), (13, 5040100), (20, 3276065), (25, 2620852), (26, 2520050), (50, 1310426), (52, 1260025), (65, 1008020), (100, 655213), (130, 504010), (169, 387700), (260, 252005), (325, 201604), (338, 193850), (650, 100802), (676, 96925), (845, 77540), (1300, 50401), (1690, 38770), (3380, 19385), (3877, 16900), (4225, 15508), (7754, 8450)]