156911950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1481}}^1$

素因数の和:1669

約数の個数: 48

約数和(自身を含む): 316448496

約数和(自身を除く): 159536546

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 163, 325, 326, 650, 815, 1481, 1630, 2119, 2962, 4075, 4238, 7405, 8150, 10595, 14810, 19253, 21190, 37025, 38506, 52975, 74050, 96265, 105950, 192530, 241403, 481325, 482806, 962650, 1207015, 2414030, 3138239, 6035075, 6276478, 12070150, 15691195, 31382390, 78455975, 156911950]

約数ペア:

[(1, 156911950), (2, 78455975), (5, 31382390), (10, 15691195), (13, 12070150), (25, 6276478), (26, 6035075), (50, 3138239), (65, 2414030), (130, 1207015), (163, 962650), (325, 482806), (326, 481325), (650, 241403), (815, 192530), (1481, 105950), (1630, 96265), (2119, 74050), (2962, 52975), (4075, 38506), (4238, 37025), (7405, 21190), (8150, 19253), (10595, 14810)]