85895320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 231413760

約数和(自身を除く): 145518440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 61, 70, 94, 107, 122, 140, 188, 214, 235, 244, 280, 305, 329, 376, 427, 428, 470, 488, 535, 610, 658, 749, 854, 856, 940, 1070, 1220, 1316, 1498, 1645, 1708, 1880, 2135, 2140, 2440, 2632, 2867, 2996, 3290, 3416, 3745, 4270, 4280, 5029, 5734, 5992, 6527, 6580, 7490, 8540, 10058, 11468, 13054, 13160, 14335, 14980, 17080, 20069, 20116, 22936, 25145, 26108, 28670, 29960, 32635, 35203, 40138, 40232, 45689, 50290, 52216, 57340, 65270, 70406, 80276, 91378, 100345, 100580, 114680, 130540, 140812, 160552, 176015, 182756, 200690, 201160, 228445, 261080, 281624, 306769, 352030, 365512, 401380, 456890, 613538, 704060, 802760, 913780, 1227076, 1408120, 1533845, 1827560, 2147383, 2454152, 3067690, 4294766, 6135380, 8589532, 10736915, 12270760, 17179064, 21473830, 42947660, 85895320]

約数ペア:

[(1, 85895320), (2, 42947660), (4, 21473830), (5, 17179064), (7, 12270760), (8, 10736915), (10, 8589532), (14, 6135380), (20, 4294766), (28, 3067690), (35, 2454152), (40, 2147383), (47, 1827560), (56, 1533845), (61, 1408120), (70, 1227076), (94, 913780), (107, 802760), (122, 704060), (140, 613538), (188, 456890), (214, 401380), (235, 365512), (244, 352030), (280, 306769), (305, 281624), (329, 261080), (376, 228445), (427, 201160), (428, 200690), (470, 182756), (488, 176015), (535, 160552), (610, 140812), (658, 130540), (749, 114680), (854, 100580), (856, 100345), (940, 91378), (1070, 80276), (1220, 70406), (1316, 65270), (1498, 57340), (1645, 52216), (1708, 50290), (1880, 45689), (2135, 40232), (2140, 40138), (2440, 35203), (2632, 32635), (2867, 29960), (2996, 28670), (3290, 26108), (3416, 25145), (3745, 22936), (4270, 20116), (4280, 20069), (5029, 17080), (5734, 14980), (5992, 14335), (6527, 13160), (6580, 13054), (7490, 11468), (8540, 10058)]