38523080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 91514880

約数和(自身を除く): 52991800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 661, 940, 1240, 1322, 1457, 1880, 2644, 2914, 3305, 5288, 5828, 6610, 7285, 11656, 13220, 14570, 20491, 26440, 29140, 31067, 40982, 58280, 62134, 81964, 102455, 124268, 155335, 163928, 204910, 248536, 310670, 409820, 621340, 819640, 963077, 1242680, 1926154, 3852308, 4815385, 7704616, 9630770, 19261540, 38523080]

約数ペア:

[(1, 38523080), (2, 19261540), (4, 9630770), (5, 7704616), (8, 4815385), (10, 3852308), (20, 1926154), (31, 1242680), (40, 963077), (47, 819640), (62, 621340), (94, 409820), (124, 310670), (155, 248536), (188, 204910), (235, 163928), (248, 155335), (310, 124268), (376, 102455), (470, 81964), (620, 62134), (661, 58280), (940, 40982), (1240, 31067), (1322, 29140), (1457, 26440), (1880, 20491), (2644, 14570), (2914, 13220), (3305, 11656), (5288, 7285), (5828, 6610)]