64173725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 109921536

約数和(自身を除く): 45747811

約数列:

[1, 5, 7, 11, 17, 25, 35, 37, 53, 55, 77, 85, 119, 175, 185, 187, 259, 265, 275, 371, 385, 407, 425, 583, 595, 629, 901, 925, 935, 1295, 1309, 1325, 1855, 1925, 1961, 2035, 2849, 2915, 2975, 3145, 4081, 4403, 4505, 4675, 6307, 6475, 6545, 6919, 9275, 9805, 9911, 10175, 13727, 14245, 14575, 15725, 20405, 21571, 22015, 22525, 31535, 32725, 33337, 34595, 48433, 49025, 49555, 68635, 69377, 71225, 102025, 107855, 110075, 150997, 157675, 166685, 172975, 233359, 242165, 247775, 343175, 346885, 366707, 539275, 754985, 833425, 1166795, 1210825, 1734425, 1833535, 2566949, 3774925, 5833975, 9167675, 12834745, 64173725]

約数ペア:

[(1, 64173725), (5, 12834745), (7, 9167675), (11, 5833975), (17, 3774925), (25, 2566949), (35, 1833535), (37, 1734425), (53, 1210825), (55, 1166795), (77, 833425), (85, 754985), (119, 539275), (175, 366707), (185, 346885), (187, 343175), (259, 247775), (265, 242165), (275, 233359), (371, 172975), (385, 166685), (407, 157675), (425, 150997), (583, 110075), (595, 107855), (629, 102025), (901, 71225), (925, 69377), (935, 68635), (1295, 49555), (1309, 49025), (1325, 48433), (1855, 34595), (1925, 33337), (1961, 32725), (2035, 31535), (2849, 22525), (2915, 22015), (2975, 21571), (3145, 20405), (4081, 15725), (4403, 14575), (4505, 14245), (4675, 13727), (6307, 10175), (6475, 9911), (6545, 9805), (6919, 9275)]