61937380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 135120384

約数和(自身を除く): 73183004

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 283, 310, 353, 566, 620, 706, 1132, 1412, 1415, 1765, 2830, 3530, 5660, 7060, 8773, 10943, 17546, 21886, 35092, 43772, 43865, 54715, 87730, 99899, 109430, 175460, 199798, 218860, 399596, 499495, 998990, 1997980, 3096869, 6193738, 12387476, 15484345, 30968690, 61937380]

約数ペア:

[(1, 61937380), (2, 30968690), (4, 15484345), (5, 12387476), (10, 6193738), (20, 3096869), (31, 1997980), (62, 998990), (124, 499495), (155, 399596), (283, 218860), (310, 199798), (353, 175460), (566, 109430), (620, 99899), (706, 87730), (1132, 54715), (1412, 43865), (1415, 43772), (1765, 35092), (2830, 21886), (3530, 17546), (5660, 10943), (7060, 8773)]