82199920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3221}}^1$

素因数の和:3274

約数の個数: 80

約数和(自身を含む): 215745120

約数和(自身を除く): 133545200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 3221, 5104, 6380, 6442, 12760, 12884, 16105, 25520, 25768, 32210, 35431, 51536, 64420, 70862, 93409, 128840, 141724, 177155, 186818, 257680, 283448, 354310, 373636, 467045, 566896, 708620, 747272, 934090, 1027499, 1417240, 1494544, 1868180, 2054998, 2834480, 3736360, 4109996, 5137495, 7472720, 8219992, 10274990, 16439984, 20549980, 41099960, 82199920]

約数ペア:

[(1, 82199920), (2, 41099960), (4, 20549980), (5, 16439984), (8, 10274990), (10, 8219992), (11, 7472720), (16, 5137495), (20, 4109996), (22, 3736360), (29, 2834480), (40, 2054998), (44, 1868180), (55, 1494544), (58, 1417240), (80, 1027499), (88, 934090), (110, 747272), (116, 708620), (145, 566896), (176, 467045), (220, 373636), (232, 354310), (290, 283448), (319, 257680), (440, 186818), (464, 177155), (580, 141724), (638, 128840), (880, 93409), (1160, 70862), (1276, 64420), (1595, 51536), (2320, 35431), (2552, 32210), (3190, 25768), (3221, 25520), (5104, 16105), (6380, 12884), (6442, 12760)]