268547900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:268

約数の個数: 108

約数和(自身を含む): 632975112

約数和(自身を除く): 364427212

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 173, 190, 215, 346, 361, 380, 430, 475, 692, 722, 817, 860, 865, 950, 1075, 1444, 1634, 1730, 1805, 1900, 2150, 3268, 3287, 3460, 3610, 4085, 4300, 4325, 6574, 7220, 7439, 8170, 8650, 9025, 13148, 14878, 15523, 16340, 16435, 17300, 18050, 20425, 29756, 31046, 32870, 36100, 37195, 40850, 62092, 62453, 65740, 74390, 77615, 81700, 82175, 124906, 141341, 148780, 155230, 164350, 185975, 249812, 282682, 310460, 312265, 328700, 371950, 388075, 565364, 624530, 706705, 743900, 776150, 1249060, 1413410, 1552300, 1561325, 2685479, 2826820, 3122650, 3533525, 5370958, 6245300, 7067050, 10741916, 13427395, 14134100, 26854790, 53709580, 67136975, 134273950, 268547900]

約数ペア:

[(1, 268547900), (2, 134273950), (4, 67136975), (5, 53709580), (10, 26854790), (19, 14134100), (20, 13427395), (25, 10741916), (38, 7067050), (43, 6245300), (50, 5370958), (76, 3533525), (86, 3122650), (95, 2826820), (100, 2685479), (172, 1561325), (173, 1552300), (190, 1413410), (215, 1249060), (346, 776150), (361, 743900), (380, 706705), (430, 624530), (475, 565364), (692, 388075), (722, 371950), (817, 328700), (860, 312265), (865, 310460), (950, 282682), (1075, 249812), (1444, 185975), (1634, 164350), (1730, 155230), (1805, 148780), (1900, 141341), (2150, 124906), (3268, 82175), (3287, 81700), (3460, 77615), (3610, 74390), (4085, 65740), (4300, 62453), (4325, 62092), (6574, 40850), (7220, 37195), (7439, 36100), (8170, 32870), (8650, 31046), (9025, 29756), (13148, 20425), (14878, 18050), (15523, 17300), (16340, 16435)]