142183100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 318260880

約数和(自身を除く): 176077780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 139, 193, 212, 265, 278, 386, 530, 556, 695, 772, 965, 1060, 1325, 1390, 1930, 2650, 2780, 3475, 3860, 4825, 5300, 6950, 7367, 9650, 10229, 13900, 14734, 19300, 20458, 26827, 29468, 36835, 40916, 51145, 53654, 73670, 102290, 107308, 134135, 147340, 184175, 204580, 255725, 268270, 368350, 511450, 536540, 670675, 736700, 1022900, 1341350, 1421831, 2682700, 2843662, 5687324, 7109155, 14218310, 28436620, 35545775, 71091550, 142183100]

約数ペア:

[(1, 142183100), (2, 71091550), (4, 35545775), (5, 28436620), (10, 14218310), (20, 7109155), (25, 5687324), (50, 2843662), (53, 2682700), (100, 1421831), (106, 1341350), (139, 1022900), (193, 736700), (212, 670675), (265, 536540), (278, 511450), (386, 368350), (530, 268270), (556, 255725), (695, 204580), (772, 184175), (965, 147340), (1060, 134135), (1325, 107308), (1390, 102290), (1930, 73670), (2650, 53654), (2780, 51145), (3475, 40916), (3860, 36835), (4825, 29468), (5300, 26827), (6950, 20458), (7367, 19300), (9650, 14734), (10229, 13900)]