28888600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 74370240

約数和(自身を除く): 45481640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 41, 50, 52, 65, 82, 100, 104, 130, 164, 200, 205, 260, 271, 325, 328, 410, 520, 533, 542, 650, 820, 1025, 1066, 1084, 1300, 1355, 1640, 2050, 2132, 2168, 2600, 2665, 2710, 3523, 4100, 4264, 5330, 5420, 6775, 7046, 8200, 10660, 10840, 11111, 13325, 13550, 14092, 17615, 21320, 22222, 26650, 27100, 28184, 35230, 44444, 53300, 54200, 55555, 70460, 88075, 88888, 106600, 111110, 140920, 144443, 176150, 222220, 277775, 288886, 352300, 444440, 555550, 577772, 704600, 722215, 1111100, 1155544, 1444430, 2222200, 2888860, 3611075, 5777720, 7222150, 14444300, 28888600]

約数ペア:

[(1, 28888600), (2, 14444300), (4, 7222150), (5, 5777720), (8, 3611075), (10, 2888860), (13, 2222200), (20, 1444430), (25, 1155544), (26, 1111100), (40, 722215), (41, 704600), (50, 577772), (52, 555550), (65, 444440), (82, 352300), (100, 288886), (104, 277775), (130, 222220), (164, 176150), (200, 144443), (205, 140920), (260, 111110), (271, 106600), (325, 88888), (328, 88075), (410, 70460), (520, 55555), (533, 54200), (542, 53300), (650, 44444), (820, 35230), (1025, 28184), (1066, 27100), (1084, 26650), (1300, 22222), (1355, 21320), (1640, 17615), (2050, 14092), (2132, 13550), (2168, 13325), (2600, 11111), (2665, 10840), (2710, 10660), (3523, 8200), (4100, 7046), (4264, 6775), (5330, 5420)]