38787450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19891}}^1$

素因数の和:19919

約数の個数: 48

約数和(自身を含む): 103597536

約数和(自身を除く): 64810086

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 19891, 39782, 59673, 99455, 119346, 198910, 258583, 298365, 497275, 517166, 596730, 775749, 994550, 1292915, 1491825, 1551498, 2585830, 2983650, 3878745, 6464575, 7757490, 12929150, 19393725, 38787450]

約数ペア:

[(1, 38787450), (2, 19393725), (3, 12929150), (5, 7757490), (6, 6464575), (10, 3878745), (13, 2983650), (15, 2585830), (25, 1551498), (26, 1491825), (30, 1292915), (39, 994550), (50, 775749), (65, 596730), (75, 517166), (78, 497275), (130, 298365), (150, 258583), (195, 198910), (325, 119346), (390, 99455), (650, 59673), (975, 39782), (1950, 19891)]