677290790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2393}}^1$

素因数の和:2525

約数の個数: 64

約数和(自身を含む): 1389975552

約数和(自身を除く): 712684762

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 83, 110, 155, 166, 310, 341, 415, 682, 830, 913, 1705, 1826, 2393, 2573, 3410, 4565, 4786, 5146, 9130, 11965, 12865, 23930, 25730, 26323, 28303, 52646, 56606, 74183, 131615, 141515, 148366, 198619, 263230, 283030, 370915, 397238, 741830, 816013, 993095, 1632026, 1986190, 2184809, 4080065, 4369618, 6157189, 8160130, 10924045, 12314378, 21848090, 30785945, 61571890, 67729079, 135458158, 338645395, 677290790]

約数ペア:

[(1, 677290790), (2, 338645395), (5, 135458158), (10, 67729079), (11, 61571890), (22, 30785945), (31, 21848090), (55, 12314378), (62, 10924045), (83, 8160130), (110, 6157189), (155, 4369618), (166, 4080065), (310, 2184809), (341, 1986190), (415, 1632026), (682, 993095), (830, 816013), (913, 741830), (1705, 397238), (1826, 370915), (2393, 283030), (2573, 263230), (3410, 198619), (4565, 148366), (4786, 141515), (5146, 131615), (9130, 74183), (11965, 56606), (12865, 52646), (23930, 28303), (25730, 26323)]