780323770

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{11239}}^1$

素因数の和:11430

約数の個数: 32

約数和(自身を含む): 1442136960

約数和(自身を除く): 661813190

約数列:

[1, 2, 5, 10, 53, 106, 131, 262, 265, 530, 655, 1310, 6943, 11239, 13886, 22478, 34715, 56195, 69430, 112390, 595667, 1191334, 1472309, 2944618, 2978335, 5956670, 7361545, 14723090, 78032377, 156064754, 390161885, 780323770]

約数ペア:

[(1, 780323770), (2, 390161885), (5, 156064754), (10, 78032377), (53, 14723090), (106, 7361545), (131, 5956670), (262, 2978335), (265, 2944618), (530, 1472309), (655, 1191334), (1310, 595667), (6943, 112390), (11239, 69430), (13886, 56195), (22478, 34715)]