28498300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 66245760

約数和(自身を除く): 37747460

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 31, 50, 58, 62, 100, 116, 124, 145, 155, 290, 310, 317, 580, 620, 634, 725, 775, 899, 1268, 1450, 1550, 1585, 1798, 2900, 3100, 3170, 3596, 4495, 6340, 7925, 8990, 9193, 9827, 15850, 17980, 18386, 19654, 22475, 31700, 36772, 39308, 44950, 45965, 49135, 89900, 91930, 98270, 183860, 196540, 229825, 245675, 284983, 459650, 491350, 569966, 919300, 982700, 1139932, 1424915, 2849830, 5699660, 7124575, 14249150, 28498300]

約数ペア:

[(1, 28498300), (2, 14249150), (4, 7124575), (5, 5699660), (10, 2849830), (20, 1424915), (25, 1139932), (29, 982700), (31, 919300), (50, 569966), (58, 491350), (62, 459650), (100, 284983), (116, 245675), (124, 229825), (145, 196540), (155, 183860), (290, 98270), (310, 91930), (317, 89900), (580, 49135), (620, 45965), (634, 44950), (725, 39308), (775, 36772), (899, 31700), (1268, 22475), (1450, 19654), (1550, 18386), (1585, 17980), (1798, 15850), (2900, 9827), (3100, 9193), (3170, 8990), (3596, 7925), (4495, 6340)]