97765580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 229249440

約数和(自身を除く): 131483860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 121, 142, 220, 242, 284, 355, 484, 569, 605, 710, 781, 1138, 1210, 1420, 1562, 2276, 2420, 2845, 3124, 3905, 5690, 6259, 7810, 8591, 11380, 12518, 15620, 17182, 25036, 31295, 34364, 40399, 42955, 62590, 68849, 80798, 85910, 125180, 137698, 161596, 171820, 201995, 275396, 344245, 403990, 444389, 688490, 807980, 888778, 1376980, 1777556, 2221945, 4443890, 4888279, 8887780, 9776558, 19553116, 24441395, 48882790, 97765580]

約数ペア:

[(1, 97765580), (2, 48882790), (4, 24441395), (5, 19553116), (10, 9776558), (11, 8887780), (20, 4888279), (22, 4443890), (44, 2221945), (55, 1777556), (71, 1376980), (110, 888778), (121, 807980), (142, 688490), (220, 444389), (242, 403990), (284, 344245), (355, 275396), (484, 201995), (569, 171820), (605, 161596), (710, 137698), (781, 125180), (1138, 85910), (1210, 80798), (1420, 68849), (1562, 62590), (2276, 42955), (2420, 40399), (2845, 34364), (3124, 31295), (3905, 25036), (5690, 17182), (6259, 15620), (7810, 12518), (8591, 11380)]