22453750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 80

約数和(自身を含む): 48584448

約数和(自身を除く): 26130698

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 71, 110, 115, 125, 142, 230, 250, 253, 275, 355, 506, 550, 575, 625, 710, 781, 1150, 1250, 1265, 1375, 1562, 1633, 1775, 2530, 2750, 2875, 3266, 3550, 3905, 5750, 6325, 6875, 7810, 8165, 8875, 12650, 13750, 14375, 16330, 17750, 17963, 19525, 28750, 31625, 35926, 39050, 40825, 44375, 63250, 81650, 88750, 89815, 97625, 158125, 179630, 195250, 204125, 316250, 408250, 449075, 488125, 898150, 976250, 1020625, 2041250, 2245375, 4490750, 11226875, 22453750]

約数ペア:

[(1, 22453750), (2, 11226875), (5, 4490750), (10, 2245375), (11, 2041250), (22, 1020625), (23, 976250), (25, 898150), (46, 488125), (50, 449075), (55, 408250), (71, 316250), (110, 204125), (115, 195250), (125, 179630), (142, 158125), (230, 97625), (250, 89815), (253, 88750), (275, 81650), (355, 63250), (506, 44375), (550, 40825), (575, 39050), (625, 35926), (710, 31625), (781, 28750), (1150, 19525), (1250, 17963), (1265, 17750), (1375, 16330), (1562, 14375), (1633, 13750), (1775, 12650), (2530, 8875), (2750, 8165), (2875, 7810), (3266, 6875), (3550, 6325), (3905, 5750)]