65204960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 164656800

約数和(自身を除く): 99451840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 89, 95, 152, 160, 178, 190, 241, 304, 356, 380, 445, 482, 608, 712, 760, 890, 964, 1205, 1424, 1520, 1691, 1780, 1928, 2410, 2848, 3040, 3382, 3560, 3856, 4579, 4820, 6764, 7120, 7712, 8455, 9158, 9640, 13528, 14240, 16910, 18316, 19280, 21449, 22895, 27056, 33820, 36632, 38560, 42898, 45790, 54112, 67640, 73264, 85796, 91580, 107245, 135280, 146528, 171592, 183160, 214490, 270560, 343184, 366320, 407531, 428980, 686368, 732640, 815062, 857960, 1630124, 1715920, 2037655, 3260248, 3431840, 4075310, 6520496, 8150620, 13040992, 16301240, 32602480, 65204960]

約数ペア:

[(1, 65204960), (2, 32602480), (4, 16301240), (5, 13040992), (8, 8150620), (10, 6520496), (16, 4075310), (19, 3431840), (20, 3260248), (32, 2037655), (38, 1715920), (40, 1630124), (76, 857960), (80, 815062), (89, 732640), (95, 686368), (152, 428980), (160, 407531), (178, 366320), (190, 343184), (241, 270560), (304, 214490), (356, 183160), (380, 171592), (445, 146528), (482, 135280), (608, 107245), (712, 91580), (760, 85796), (890, 73264), (964, 67640), (1205, 54112), (1424, 45790), (1520, 42898), (1691, 38560), (1780, 36632), (1928, 33820), (2410, 27056), (2848, 22895), (3040, 21449), (3382, 19280), (3560, 18316), (3856, 16910), (4579, 14240), (4820, 13528), (6764, 9640), (7120, 9158), (7712, 8455)]