2100761728

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 4680270000

約数和(自身を除く): 2579508272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 149, 208, 229, 296, 298, 416, 458, 481, 592, 596, 832, 916, 962, 1184, 1192, 1664, 1832, 1924, 1937, 2368, 2384, 2977, 3664, 3848, 3874, 4736, 4768, 5513, 5954, 7328, 7696, 7748, 8473, 9536, 11026, 11908, 14656, 15392, 15496, 16946, 19072, 22052, 23816, 29312, 30784, 30992, 33892, 34121, 44104, 47632, 61568, 61984, 67784, 68242, 71669, 88208, 95264, 110149, 123968, 135568, 136484, 143338, 176416, 190528, 220298, 247936, 271136, 272968, 286676, 352832, 381056, 440596, 443573, 542272, 545936, 573352, 705664, 881192, 887146, 1084544, 1091872, 1146704, 1262477, 1762384, 1774292, 2183744, 2293408, 2524954, 3524768, 3548584, 4367488, 4586816, 5049908, 7049536, 7097168, 9173632, 10099816, 14099072, 14194336, 16412201, 20199632, 28388672, 32824402, 40399264, 56777344, 65648804, 80798528, 131297608, 161597056, 262595216, 525190432, 1050380864, 2100761728]

約数ペア:

[(1, 2100761728), (2, 1050380864), (4, 525190432), (8, 262595216), (13, 161597056), (16, 131297608), (26, 80798528), (32, 65648804), (37, 56777344), (52, 40399264), (64, 32824402), (74, 28388672), (104, 20199632), (128, 16412201), (148, 14194336), (149, 14099072), (208, 10099816), (229, 9173632), (296, 7097168), (298, 7049536), (416, 5049908), (458, 4586816), (481, 4367488), (592, 3548584), (596, 3524768), (832, 2524954), (916, 2293408), (962, 2183744), (1184, 1774292), (1192, 1762384), (1664, 1262477), (1832, 1146704), (1924, 1091872), (1937, 1084544), (2368, 887146), (2384, 881192), (2977, 705664), (3664, 573352), (3848, 545936), (3874, 542272), (4736, 443573), (4768, 440596), (5513, 381056), (5954, 352832), (7328, 286676), (7696, 272968), (7748, 271136), (8473, 247936), (9536, 220298), (11026, 190528), (11908, 176416), (14656, 143338), (15392, 136484), (15496, 135568), (16946, 123968), (19072, 110149), (22052, 95264), (23816, 88208), (29312, 71669), (30784, 68242), (30992, 67784), (33892, 61984), (34121, 61568), (44104, 47632)]