310700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:266

約数の個数: 36

約数和(自身を含む): 729120

約数和(自身を除く): 418420

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 239, 260, 325, 478, 650, 956, 1195, 1300, 2390, 3107, 4780, 5975, 6214, 11950, 12428, 15535, 23900, 31070, 62140, 77675, 155350, 310700]

約数ペア:

[(1, 310700), (2, 155350), (4, 77675), (5, 62140), (10, 31070), (13, 23900), (20, 15535), (25, 12428), (26, 11950), (50, 6214), (52, 5975), (65, 4780), (100, 3107), (130, 2390), (239, 1300), (260, 1195), (325, 956), (478, 650)]