80891976

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2339}}^1$

素因数の和:2490

約数の個数: 64

約数和(自身を含む): 222393600

約数和(自身を除く): 141501624

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 131, 132, 262, 264, 393, 524, 786, 1048, 1441, 1572, 2339, 2882, 3144, 4323, 4678, 5764, 7017, 8646, 9356, 11528, 14034, 17292, 18712, 25729, 28068, 34584, 51458, 56136, 77187, 102916, 154374, 205832, 306409, 308748, 612818, 617496, 919227, 1225636, 1838454, 2451272, 3370499, 3676908, 6740998, 7353816, 10111497, 13481996, 20222994, 26963992, 40445988, 80891976]

約数ペア:

[(1, 80891976), (2, 40445988), (3, 26963992), (4, 20222994), (6, 13481996), (8, 10111497), (11, 7353816), (12, 6740998), (22, 3676908), (24, 3370499), (33, 2451272), (44, 1838454), (66, 1225636), (88, 919227), (131, 617496), (132, 612818), (262, 308748), (264, 306409), (393, 205832), (524, 154374), (786, 102916), (1048, 77187), (1441, 56136), (1572, 51458), (2339, 34584), (2882, 28068), (3144, 25729), (4323, 18712), (4678, 17292), (5764, 14034), (7017, 11528), (8646, 9356)]