64353320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1913}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 150038460

約数和(自身を除く): 85685140

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 841, 1160, 1682, 1913, 3364, 3826, 4205, 6728, 7652, 8410, 9565, 15304, 16820, 19130, 33640, 38260, 55477, 76520, 110954, 221908, 277385, 443816, 554770, 1109540, 1608833, 2219080, 3217666, 6435332, 8044165, 12870664, 16088330, 32176660, 64353320]

約数ペア:

[(1, 64353320), (2, 32176660), (4, 16088330), (5, 12870664), (8, 8044165), (10, 6435332), (20, 3217666), (29, 2219080), (40, 1608833), (58, 1109540), (116, 554770), (145, 443816), (232, 277385), (290, 221908), (580, 110954), (841, 76520), (1160, 55477), (1682, 38260), (1913, 33640), (3364, 19130), (3826, 16820), (4205, 15304), (6728, 9565), (7652, 8410)]