259375420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{1327}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 565568640

約数和(自身を除く): 306193220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 337, 580, 674, 1327, 1348, 1685, 2654, 3370, 5308, 6635, 6740, 9773, 13270, 19546, 26540, 38483, 39092, 48865, 76966, 97730, 153932, 192415, 195460, 384830, 447199, 769660, 894398, 1788796, 2235995, 4471990, 8943980, 12968771, 25937542, 51875084, 64843855, 129687710, 259375420]

約数ペア:

[(1, 259375420), (2, 129687710), (4, 64843855), (5, 51875084), (10, 25937542), (20, 12968771), (29, 8943980), (58, 4471990), (116, 2235995), (145, 1788796), (290, 894398), (337, 769660), (580, 447199), (674, 384830), (1327, 195460), (1348, 192415), (1685, 153932), (2654, 97730), (3370, 76966), (5308, 48865), (6635, 39092), (6740, 38483), (9773, 26540), (13270, 19546)]