64845300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1279}}^1$

素因数の和:1322

約数の個数: 108

約数和(自身を含む): 203320320

約数和(自身を除く): 138475020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 507, 650, 676, 780, 845, 975, 1014, 1279, 1300, 1690, 1950, 2028, 2535, 2558, 3380, 3837, 3900, 4225, 5070, 5116, 6395, 7674, 8450, 10140, 12675, 12790, 15348, 16627, 16900, 19185, 25350, 25580, 31975, 33254, 38370, 49881, 50700, 63950, 66508, 76740, 83135, 95925, 99762, 127900, 166270, 191850, 199524, 216151, 249405, 332540, 383700, 415675, 432302, 498810, 648453, 831350, 864604, 997620, 1080755, 1247025, 1296906, 1662700, 2161510, 2494050, 2593812, 3242265, 4323020, 4988100, 5403775, 6484530, 10807550, 12969060, 16211325, 21615100, 32422650, 64845300]

約数ペア:

[(1, 64845300), (2, 32422650), (3, 21615100), (4, 16211325), (5, 12969060), (6, 10807550), (10, 6484530), (12, 5403775), (13, 4988100), (15, 4323020), (20, 3242265), (25, 2593812), (26, 2494050), (30, 2161510), (39, 1662700), (50, 1296906), (52, 1247025), (60, 1080755), (65, 997620), (75, 864604), (78, 831350), (100, 648453), (130, 498810), (150, 432302), (156, 415675), (169, 383700), (195, 332540), (260, 249405), (300, 216151), (325, 199524), (338, 191850), (390, 166270), (507, 127900), (650, 99762), (676, 95925), (780, 83135), (845, 76740), (975, 66508), (1014, 63950), (1279, 50700), (1300, 49881), (1690, 38370), (1950, 33254), (2028, 31975), (2535, 25580), (2558, 25350), (3380, 19185), (3837, 16900), (3900, 16627), (4225, 15348), (5070, 12790), (5116, 12675), (6395, 10140), (7674, 8450)]