51477760

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 124651296

約数和(自身を除く): 73173536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 307, 320, 524, 614, 640, 655, 1048, 1228, 1280, 1310, 1535, 2096, 2456, 2620, 3070, 4192, 4912, 5240, 6140, 8384, 9824, 10480, 12280, 16768, 19648, 20960, 24560, 33536, 39296, 40217, 41920, 49120, 78592, 80434, 83840, 98240, 160868, 167680, 196480, 201085, 321736, 392960, 402170, 643472, 804340, 1286944, 1608680, 2573888, 3217360, 5147776, 6434720, 10295552, 12869440, 25738880, 51477760]

約数ペア:

[(1, 51477760), (2, 25738880), (4, 12869440), (5, 10295552), (8, 6434720), (10, 5147776), (16, 3217360), (20, 2573888), (32, 1608680), (40, 1286944), (64, 804340), (80, 643472), (128, 402170), (131, 392960), (160, 321736), (256, 201085), (262, 196480), (307, 167680), (320, 160868), (524, 98240), (614, 83840), (640, 80434), (655, 78592), (1048, 49120), (1228, 41920), (1280, 40217), (1310, 39296), (1535, 33536), (2096, 24560), (2456, 20960), (2620, 19648), (3070, 16768), (4192, 12280), (4912, 10480), (5240, 9824), (6140, 8384)]