25227160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 67428720

約数和(自身を除く): 42201560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 211, 244, 245, 280, 305, 392, 422, 427, 488, 490, 610, 844, 854, 980, 1055, 1220, 1477, 1688, 1708, 1960, 2110, 2135, 2440, 2954, 2989, 3416, 4220, 4270, 5908, 5978, 7385, 8440, 8540, 10339, 11816, 11956, 12871, 14770, 14945, 17080, 20678, 23912, 25742, 29540, 29890, 41356, 51484, 51695, 59080, 59780, 64355, 82712, 90097, 102968, 103390, 119560, 128710, 180194, 206780, 257420, 360388, 413560, 450485, 514840, 630679, 720776, 900970, 1261358, 1801940, 2522716, 3153395, 3603880, 5045432, 6306790, 12613580, 25227160]

約数ペア:

[(1, 25227160), (2, 12613580), (4, 6306790), (5, 5045432), (7, 3603880), (8, 3153395), (10, 2522716), (14, 1801940), (20, 1261358), (28, 900970), (35, 720776), (40, 630679), (49, 514840), (56, 450485), (61, 413560), (70, 360388), (98, 257420), (122, 206780), (140, 180194), (196, 128710), (211, 119560), (244, 103390), (245, 102968), (280, 90097), (305, 82712), (392, 64355), (422, 59780), (427, 59080), (488, 51695), (490, 51484), (610, 41356), (844, 29890), (854, 29540), (980, 25742), (1055, 23912), (1220, 20678), (1477, 17080), (1688, 14945), (1708, 14770), (1960, 12871), (2110, 11956), (2135, 11816), (2440, 10339), (2954, 8540), (2989, 8440), (3416, 7385), (4220, 5978), (4270, 5908)]