157057421020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4152761}}^1$

素因数の和:4152862

約数の個数: 48

約数和(自身を含む): 346041351936

約数和(自身を除く): 188983930916

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 7564, 9455, 18910, 37820, 4152761, 8305522, 16611044, 20763805, 41527610, 83055220, 128735591, 253318421, 257471182, 506636842, 514942364, 643677955, 1013273684, 1266592105, 1287355910, 2533184210, 2574711820, 5066368420, 7852871051, 15705742102, 31411484204, 39264355255, 78528710510, 157057421020]

約数ペア:

[(1, 157057421020), (2, 78528710510), (4, 39264355255), (5, 31411484204), (10, 15705742102), (20, 7852871051), (31, 5066368420), (61, 2574711820), (62, 2533184210), (122, 1287355910), (124, 1266592105), (155, 1013273684), (244, 643677955), (305, 514942364), (310, 506636842), (610, 257471182), (620, 253318421), (1220, 128735591), (1891, 83055220), (3782, 41527610), (7564, 20763805), (9455, 16611044), (18910, 8305522), (37820, 4152761)]