628595840

素因数分解:

$2^7\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4289}}^1$

素因数の和:4537

約数の個数: 64

約数和(自身を含む): 1509651000

約数和(自身を除く): 881055160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 320, 458, 640, 916, 1145, 1832, 2290, 3664, 4289, 4580, 7328, 8578, 9160, 14656, 17156, 18320, 21445, 29312, 34312, 36640, 42890, 68624, 73280, 85780, 137248, 146560, 171560, 274496, 343120, 548992, 686240, 982181, 1372480, 1964362, 2744960, 3928724, 4910905, 7857448, 9821810, 15714896, 19643620, 31429792, 39287240, 62859584, 78574480, 125719168, 157148960, 314297920, 628595840]

約数ペア:

[(1, 628595840), (2, 314297920), (4, 157148960), (5, 125719168), (8, 78574480), (10, 62859584), (16, 39287240), (20, 31429792), (32, 19643620), (40, 15714896), (64, 9821810), (80, 7857448), (128, 4910905), (160, 3928724), (229, 2744960), (320, 1964362), (458, 1372480), (640, 982181), (916, 686240), (1145, 548992), (1832, 343120), (2290, 274496), (3664, 171560), (4289, 146560), (4580, 137248), (7328, 85780), (8578, 73280), (9160, 68624), (14656, 42890), (17156, 36640), (18320, 34312), (21445, 29312)]