39995800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15383}}^1$

素因数の和:15412

約数の個数: 48

約数和(自身を含む): 100149840

約数和(自身を除く): 60154040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 15383, 30766, 61532, 76915, 123064, 153830, 199979, 307660, 384575, 399958, 615320, 769150, 799916, 999895, 1538300, 1599832, 1999790, 3076600, 3999580, 4999475, 7999160, 9998950, 19997900, 39995800]

約数ペア:

[(1, 39995800), (2, 19997900), (4, 9998950), (5, 7999160), (8, 4999475), (10, 3999580), (13, 3076600), (20, 1999790), (25, 1599832), (26, 1538300), (40, 999895), (50, 799916), (52, 769150), (65, 615320), (100, 399958), (104, 384575), (130, 307660), (200, 199979), (260, 153830), (325, 123064), (520, 76915), (650, 61532), (1300, 30766), (2600, 15383)]