25320140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74471}}^1$

素因数の和:74497

約数の個数: 24

約数和(自身を含む): 56300832

約数和(自身を除く): 30980692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74471, 148942, 297884, 372355, 744710, 1266007, 1489420, 2532014, 5064028, 6330035, 12660070, 25320140]

約数ペア:

[(1, 25320140), (2, 12660070), (4, 6330035), (5, 5064028), (10, 2532014), (17, 1489420), (20, 1266007), (34, 744710), (68, 372355), (85, 297884), (170, 148942), (340, 74471)]