642000975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5851}}^1$

素因数の和:5901

約数の個数: 96

約数和(自身を含む): 1393244160

約数和(自身を除く): 751243185

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 25, 33, 35, 55, 57, 75, 77, 95, 105, 133, 165, 175, 209, 231, 275, 285, 385, 399, 475, 525, 627, 665, 825, 1045, 1155, 1425, 1463, 1925, 1995, 3135, 3325, 4389, 5225, 5775, 5851, 7315, 9975, 15675, 17553, 21945, 29255, 36575, 40957, 64361, 87765, 109725, 111169, 122871, 146275, 193083, 204785, 321805, 333507, 438825, 450527, 555845, 614355, 778183, 965415, 1023925, 1222859, 1351581, 1609025, 1667535, 2252635, 2334549, 2779225, 3071775, 3668577, 3890915, 4827075, 6114295, 6757905, 8337675, 8560013, 11263175, 11672745, 18342885, 19454575, 25680039, 30571475, 33789525, 42800065, 58363725, 91714425, 128400195, 214000325, 642000975]

約数ペア:

[(1, 642000975), (3, 214000325), (5, 128400195), (7, 91714425), (11, 58363725), (15, 42800065), (19, 33789525), (21, 30571475), (25, 25680039), (33, 19454575), (35, 18342885), (55, 11672745), (57, 11263175), (75, 8560013), (77, 8337675), (95, 6757905), (105, 6114295), (133, 4827075), (165, 3890915), (175, 3668577), (209, 3071775), (231, 2779225), (275, 2334549), (285, 2252635), (385, 1667535), (399, 1609025), (475, 1351581), (525, 1222859), (627, 1023925), (665, 965415), (825, 778183), (1045, 614355), (1155, 555845), (1425, 450527), (1463, 438825), (1925, 333507), (1995, 321805), (3135, 204785), (3325, 193083), (4389, 146275), (5225, 122871), (5775, 111169), (5851, 109725), (7315, 87765), (9975, 64361), (15675, 40957), (17553, 36575), (21945, 29255)]