18328650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1807

約数の個数: 48

約数和(自身を含む): 46122048

約数和(自身を除く): 27793398

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1721, 1775, 2130, 3442, 3550, 5163, 5325, 8605, 10326, 10650, 17210, 25815, 43025, 51630, 86050, 122191, 129075, 244382, 258150, 366573, 610955, 733146, 1221910, 1832865, 3054775, 3665730, 6109550, 9164325, 18328650]

約数ペア:

[(1, 18328650), (2, 9164325), (3, 6109550), (5, 3665730), (6, 3054775), (10, 1832865), (15, 1221910), (25, 733146), (30, 610955), (50, 366573), (71, 258150), (75, 244382), (142, 129075), (150, 122191), (213, 86050), (355, 51630), (426, 43025), (710, 25815), (1065, 17210), (1721, 10650), (1775, 10326), (2130, 8605), (3442, 5325), (3550, 5163)]