99786280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 252088200

約数和(自身を除く): 152301920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 121, 212, 220, 242, 265, 389, 424, 440, 484, 530, 583, 605, 778, 968, 1060, 1166, 1210, 1556, 1945, 2120, 2332, 2420, 2915, 3112, 3890, 4279, 4664, 4840, 5830, 6413, 7780, 8558, 11660, 12826, 15560, 17116, 20617, 21395, 23320, 25652, 32065, 34232, 41234, 42790, 47069, 51304, 64130, 82468, 85580, 94138, 103085, 128260, 164936, 171160, 188276, 206170, 226787, 235345, 256520, 376552, 412340, 453574, 470690, 824680, 907148, 941380, 1133935, 1814296, 1882760, 2267870, 2494657, 4535740, 4989314, 9071480, 9978628, 12473285, 19957256, 24946570, 49893140, 99786280]

約数ペア:

[(1, 99786280), (2, 49893140), (4, 24946570), (5, 19957256), (8, 12473285), (10, 9978628), (11, 9071480), (20, 4989314), (22, 4535740), (40, 2494657), (44, 2267870), (53, 1882760), (55, 1814296), (88, 1133935), (106, 941380), (110, 907148), (121, 824680), (212, 470690), (220, 453574), (242, 412340), (265, 376552), (389, 256520), (424, 235345), (440, 226787), (484, 206170), (530, 188276), (583, 171160), (605, 164936), (778, 128260), (968, 103085), (1060, 94138), (1166, 85580), (1210, 82468), (1556, 64130), (1945, 51304), (2120, 47069), (2332, 42790), (2420, 41234), (2915, 34232), (3112, 32065), (3890, 25652), (4279, 23320), (4664, 21395), (4840, 20617), (5830, 17116), (6413, 15560), (7780, 12826), (8558, 11660)]