28759300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 66245760

約数和(自身を除く): 37486460

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 94, 100, 116, 145, 188, 211, 235, 290, 422, 470, 580, 725, 844, 940, 1055, 1175, 1363, 1450, 2110, 2350, 2726, 2900, 4220, 4700, 5275, 5452, 6119, 6815, 9917, 10550, 12238, 13630, 19834, 21100, 24476, 27260, 30595, 34075, 39668, 49585, 61190, 68150, 99170, 122380, 136300, 152975, 198340, 247925, 287593, 305950, 495850, 575186, 611900, 991700, 1150372, 1437965, 2875930, 5751860, 7189825, 14379650, 28759300]

約数ペア:

[(1, 28759300), (2, 14379650), (4, 7189825), (5, 5751860), (10, 2875930), (20, 1437965), (25, 1150372), (29, 991700), (47, 611900), (50, 575186), (58, 495850), (94, 305950), (100, 287593), (116, 247925), (145, 198340), (188, 152975), (211, 136300), (235, 122380), (290, 99170), (422, 68150), (470, 61190), (580, 49585), (725, 39668), (844, 34075), (940, 30595), (1055, 27260), (1175, 24476), (1363, 21100), (1450, 19834), (2110, 13630), (2350, 12238), (2726, 10550), (2900, 9917), (4220, 6815), (4700, 6119), (5275, 5452)]