28780350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{313}}^1\times {\mathrm{613}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 71720112

約数和(自身を除く): 42939762

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 313, 613, 626, 939, 1226, 1565, 1839, 1878, 3065, 3130, 3678, 4695, 6130, 7825, 9195, 9390, 15325, 15650, 18390, 23475, 30650, 45975, 46950, 91950, 191869, 383738, 575607, 959345, 1151214, 1918690, 2878035, 4796725, 5756070, 9593450, 14390175, 28780350]

約数ペア:

[(1, 28780350), (2, 14390175), (3, 9593450), (5, 5756070), (6, 4796725), (10, 2878035), (15, 1918690), (25, 1151214), (30, 959345), (50, 575607), (75, 383738), (150, 191869), (313, 91950), (613, 46950), (626, 45975), (939, 30650), (1226, 23475), (1565, 18390), (1839, 15650), (1878, 15325), (3065, 9390), (3130, 9195), (3678, 7825), (4695, 6130)]