27525520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 72138240

約数和(自身を除く): 44612720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1009, 1240, 1364, 1705, 2018, 2480, 2728, 3410, 4036, 5045, 5456, 6820, 8072, 10090, 11099, 13640, 16144, 20180, 22198, 27280, 31279, 40360, 44396, 55495, 62558, 80720, 88792, 110990, 125116, 156395, 177584, 221980, 250232, 312790, 344069, 443960, 500464, 625580, 688138, 887920, 1251160, 1376276, 1720345, 2502320, 2752552, 3440690, 5505104, 6881380, 13762760, 27525520]

約数ペア:

[(1, 27525520), (2, 13762760), (4, 6881380), (5, 5505104), (8, 3440690), (10, 2752552), (11, 2502320), (16, 1720345), (20, 1376276), (22, 1251160), (31, 887920), (40, 688138), (44, 625580), (55, 500464), (62, 443960), (80, 344069), (88, 312790), (110, 250232), (124, 221980), (155, 177584), (176, 156395), (220, 125116), (248, 110990), (310, 88792), (341, 80720), (440, 62558), (496, 55495), (620, 44396), (682, 40360), (880, 31279), (1009, 27280), (1240, 22198), (1364, 20180), (1705, 16144), (2018, 13640), (2480, 11099), (2728, 10090), (3410, 8072), (4036, 6820), (5045, 5456)]