81398100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:574

約数の個数: 144

約数和(自身を含む): 272982528

約数和(自身を除く): 191584428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 83, 84, 100, 105, 140, 150, 166, 175, 210, 249, 300, 332, 350, 415, 420, 467, 498, 525, 581, 700, 830, 934, 996, 1050, 1162, 1245, 1401, 1660, 1743, 1868, 2075, 2100, 2324, 2335, 2490, 2802, 2905, 3269, 3486, 4150, 4670, 4980, 5604, 5810, 6225, 6538, 6972, 7005, 8300, 8715, 9340, 9807, 11620, 11675, 12450, 13076, 14010, 14525, 16345, 17430, 19614, 23350, 24900, 28020, 29050, 32690, 34860, 35025, 38761, 39228, 43575, 46700, 49035, 58100, 65380, 70050, 77522, 81725, 87150, 98070, 116283, 140100, 155044, 163450, 174300, 193805, 196140, 232566, 245175, 271327, 326900, 387610, 465132, 490350, 542654, 581415, 775220, 813981, 969025, 980700, 1085308, 1162830, 1356635, 1627962, 1938050, 2325660, 2713270, 2907075, 3255924, 3876100, 4069905, 5426540, 5814150, 6783175, 8139810, 11628300, 13566350, 16279620, 20349525, 27132700, 40699050, 81398100]

約数ペア:

[(1, 81398100), (2, 40699050), (3, 27132700), (4, 20349525), (5, 16279620), (6, 13566350), (7, 11628300), (10, 8139810), (12, 6783175), (14, 5814150), (15, 5426540), (20, 4069905), (21, 3876100), (25, 3255924), (28, 2907075), (30, 2713270), (35, 2325660), (42, 1938050), (50, 1627962), (60, 1356635), (70, 1162830), (75, 1085308), (83, 980700), (84, 969025), (100, 813981), (105, 775220), (140, 581415), (150, 542654), (166, 490350), (175, 465132), (210, 387610), (249, 326900), (300, 271327), (332, 245175), (350, 232566), (415, 196140), (420, 193805), (467, 174300), (498, 163450), (525, 155044), (581, 140100), (700, 116283), (830, 98070), (934, 87150), (996, 81725), (1050, 77522), (1162, 70050), (1245, 65380), (1401, 58100), (1660, 49035), (1743, 46700), (1868, 43575), (2075, 39228), (2100, 38761), (2324, 35025), (2335, 34860), (2490, 32690), (2802, 29050), (2905, 28020), (3269, 24900), (3486, 23350), (4150, 19614), (4670, 17430), (4980, 16345), (5604, 14525), (5810, 14010), (6225, 13076), (6538, 12450), (6972, 11675), (7005, 11620), (8300, 9807), (8715, 9340)]