78999050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{9349}}^1$

素因数の和:9387

約数の個数: 36

約数和(自身を含む): 159127650

約数和(自身を除く): 80128600

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 9349, 18698, 46745, 93490, 121537, 233725, 243074, 467450, 607685, 1215370, 1579981, 3038425, 3159962, 6076850, 7899905, 15799810, 39499525, 78999050]

約数ペア:

[(1, 78999050), (2, 39499525), (5, 15799810), (10, 7899905), (13, 6076850), (25, 3159962), (26, 3038425), (50, 1579981), (65, 1215370), (130, 607685), (169, 467450), (325, 243074), (338, 233725), (650, 121537), (845, 93490), (1690, 46745), (4225, 18698), (8450, 9349)]