42551080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 115758720

約数和(自身を除く): 73207640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 43, 44, 52, 55, 65, 86, 88, 104, 110, 130, 143, 172, 173, 215, 220, 260, 286, 344, 346, 430, 440, 473, 520, 559, 572, 692, 715, 860, 865, 946, 1118, 1144, 1384, 1430, 1720, 1730, 1892, 1903, 2236, 2249, 2365, 2795, 2860, 3460, 3784, 3806, 4472, 4498, 4730, 5590, 5720, 6149, 6920, 7439, 7612, 8996, 9460, 9515, 11180, 11245, 12298, 14878, 15224, 17992, 18920, 19030, 22360, 22490, 24596, 24739, 29756, 30745, 37195, 38060, 44980, 49192, 49478, 59512, 61490, 74390, 76120, 81829, 89960, 96707, 98956, 122980, 123695, 148780, 163658, 193414, 197912, 245960, 247390, 297560, 327316, 386828, 409145, 483535, 494780, 654632, 773656, 818290, 967070, 989560, 1063777, 1636580, 1934140, 2127554, 3273160, 3868280, 4255108, 5318885, 8510216, 10637770, 21275540, 42551080]

約数ペア:

[(1, 42551080), (2, 21275540), (4, 10637770), (5, 8510216), (8, 5318885), (10, 4255108), (11, 3868280), (13, 3273160), (20, 2127554), (22, 1934140), (26, 1636580), (40, 1063777), (43, 989560), (44, 967070), (52, 818290), (55, 773656), (65, 654632), (86, 494780), (88, 483535), (104, 409145), (110, 386828), (130, 327316), (143, 297560), (172, 247390), (173, 245960), (215, 197912), (220, 193414), (260, 163658), (286, 148780), (344, 123695), (346, 122980), (430, 98956), (440, 96707), (473, 89960), (520, 81829), (559, 76120), (572, 74390), (692, 61490), (715, 59512), (860, 49478), (865, 49192), (946, 44980), (1118, 38060), (1144, 37195), (1384, 30745), (1430, 29756), (1720, 24739), (1730, 24596), (1892, 22490), (1903, 22360), (2236, 19030), (2249, 18920), (2365, 17992), (2795, 15224), (2860, 14878), (3460, 12298), (3784, 11245), (3806, 11180), (4472, 9515), (4498, 9460), (4730, 8996), (5590, 7612), (5720, 7439), (6149, 6920)]