679270400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{13267}}^1$

素因数の和:13299

約数の個数: 72

約数和(自身を含む): 1684306260

約数和(自身を除く): 1005035860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 3200, 5120, 6400, 10240, 12800, 13267, 25600, 26534, 51200, 53068, 66335, 106136, 132670, 212272, 265340, 331675, 424544, 530680, 663350, 849088, 1061360, 1326700, 1698176, 2122720, 2653400, 3396352, 4245440, 5306800, 6792704, 8490880, 10613600, 13585408, 16981760, 21227200, 27170816, 33963520, 42454400, 67927040, 84908800, 135854080, 169817600, 339635200, 679270400]

約数ペア:

[(1, 679270400), (2, 339635200), (4, 169817600), (5, 135854080), (8, 84908800), (10, 67927040), (16, 42454400), (20, 33963520), (25, 27170816), (32, 21227200), (40, 16981760), (50, 13585408), (64, 10613600), (80, 8490880), (100, 6792704), (128, 5306800), (160, 4245440), (200, 3396352), (256, 2653400), (320, 2122720), (400, 1698176), (512, 1326700), (640, 1061360), (800, 849088), (1024, 663350), (1280, 530680), (1600, 424544), (2048, 331675), (2560, 265340), (3200, 212272), (5120, 132670), (6400, 106136), (10240, 66335), (12800, 53068), (13267, 51200), (25600, 26534)]