158922740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1871}}^1$

素因数の和:2048

約数の個数: 48

約数和(自身を含む): 347203584

約数和(自身を除く): 188280844

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 548, 620, 685, 1370, 1871, 2740, 3742, 4247, 7484, 8494, 9355, 16988, 18710, 21235, 37420, 42470, 58001, 84940, 116002, 232004, 256327, 290005, 512654, 580010, 1025308, 1160020, 1281635, 2563270, 5126540, 7946137, 15892274, 31784548, 39730685, 79461370, 158922740]

約数ペア:

[(1, 158922740), (2, 79461370), (4, 39730685), (5, 31784548), (10, 15892274), (20, 7946137), (31, 5126540), (62, 2563270), (124, 1281635), (137, 1160020), (155, 1025308), (274, 580010), (310, 512654), (548, 290005), (620, 256327), (685, 232004), (1370, 116002), (1871, 84940), (2740, 58001), (3742, 42470), (4247, 37420), (7484, 21235), (8494, 18710), (9355, 16988)]