68609620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{541}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 153247248

約数和(自身を除く): 84637628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 373, 541, 746, 1082, 1492, 1865, 2164, 2705, 3730, 5410, 6341, 7460, 9197, 10820, 12682, 18394, 25364, 31705, 36788, 45985, 63410, 91970, 126820, 183940, 201793, 403586, 807172, 1008965, 2017930, 3430481, 4035860, 6860962, 13721924, 17152405, 34304810, 68609620]

約数ペア:

[(1, 68609620), (2, 34304810), (4, 17152405), (5, 13721924), (10, 6860962), (17, 4035860), (20, 3430481), (34, 2017930), (68, 1008965), (85, 807172), (170, 403586), (340, 201793), (373, 183940), (541, 126820), (746, 91970), (1082, 63410), (1492, 45985), (1865, 36788), (2164, 31705), (2705, 25364), (3730, 18394), (5410, 12682), (6341, 10820), (7460, 9197)]