66623360

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2539}}^1$

素因数の和:2599

約数の個数: 64

約数和(自身を含む): 163220400

約数和(自身を除く): 96597040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2539, 2624, 3280, 5078, 5248, 6560, 10156, 12695, 13120, 20312, 25390, 26240, 40624, 50780, 81248, 101560, 104099, 162496, 203120, 208198, 324992, 406240, 416396, 520495, 812480, 832792, 1040990, 1624960, 1665584, 2081980, 3331168, 4163960, 6662336, 8327920, 13324672, 16655840, 33311680, 66623360]

約数ペア:

[(1, 66623360), (2, 33311680), (4, 16655840), (5, 13324672), (8, 8327920), (10, 6662336), (16, 4163960), (20, 3331168), (32, 2081980), (40, 1665584), (41, 1624960), (64, 1040990), (80, 832792), (82, 812480), (128, 520495), (160, 416396), (164, 406240), (205, 324992), (320, 208198), (328, 203120), (410, 162496), (640, 104099), (656, 101560), (820, 81248), (1312, 50780), (1640, 40624), (2539, 26240), (2624, 25390), (3280, 20312), (5078, 13120), (5248, 12695), (6560, 10156)]