65547520

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 160965000

約数和(自身を除く): 95417480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1249, 1280, 1312, 1640, 2498, 2624, 3280, 4996, 5248, 6245, 6560, 9992, 10496, 12490, 13120, 19984, 24980, 26240, 39968, 49960, 51209, 52480, 79936, 99920, 102418, 159872, 199840, 204836, 256045, 319744, 399680, 409672, 512090, 799360, 819344, 1024180, 1598720, 1638688, 2048360, 3277376, 4096720, 6554752, 8193440, 13109504, 16386880, 32773760, 65547520]

約数ペア:

[(1, 65547520), (2, 32773760), (4, 16386880), (5, 13109504), (8, 8193440), (10, 6554752), (16, 4096720), (20, 3277376), (32, 2048360), (40, 1638688), (41, 1598720), (64, 1024180), (80, 819344), (82, 799360), (128, 512090), (160, 409672), (164, 399680), (205, 319744), (256, 256045), (320, 204836), (328, 199840), (410, 159872), (640, 102418), (656, 99920), (820, 79936), (1249, 52480), (1280, 51209), (1312, 49960), (1640, 39968), (2498, 26240), (2624, 24980), (3280, 19984), (4996, 13120), (5248, 12490), (6245, 10496), (6560, 9992)]