157434740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{937}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 342902784

約数和(自身を除く): 185468044

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 271, 310, 542, 620, 937, 1084, 1355, 1874, 2710, 3748, 4685, 5420, 8401, 9370, 16802, 18740, 29047, 33604, 42005, 58094, 84010, 116188, 145235, 168020, 253927, 290470, 507854, 580940, 1015708, 1269635, 2539270, 5078540, 7871737, 15743474, 31486948, 39358685, 78717370, 157434740]

約数ペア:

[(1, 157434740), (2, 78717370), (4, 39358685), (5, 31486948), (10, 15743474), (20, 7871737), (31, 5078540), (62, 2539270), (124, 1269635), (155, 1015708), (271, 580940), (310, 507854), (542, 290470), (620, 253927), (937, 168020), (1084, 145235), (1355, 116188), (1874, 84010), (2710, 58094), (3748, 42005), (4685, 33604), (5420, 29047), (8401, 18740), (9370, 16802)]