7885034240

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{77977}}^1$

素因数の和:78077

約数の個数: 72

約数和(自身を含む): 19126443840

約数和(自身を除く): 11241409600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 790, 1264, 1280, 1580, 2528, 3160, 5056, 6320, 10112, 12640, 20224, 25280, 50560, 77977, 101120, 155954, 311908, 389885, 623816, 779770, 1247632, 1559540, 2495264, 3119080, 4990528, 6160183, 6238160, 9981056, 12320366, 12476320, 19962112, 24640732, 24952640, 30800915, 49281464, 49905280, 61601830, 98562928, 99810560, 123203660, 197125856, 246407320, 394251712, 492814640, 788503424, 985629280, 1577006848, 1971258560, 3942517120, 7885034240]

約数ペア:

[(1, 7885034240), (2, 3942517120), (4, 1971258560), (5, 1577006848), (8, 985629280), (10, 788503424), (16, 492814640), (20, 394251712), (32, 246407320), (40, 197125856), (64, 123203660), (79, 99810560), (80, 98562928), (128, 61601830), (158, 49905280), (160, 49281464), (256, 30800915), (316, 24952640), (320, 24640732), (395, 19962112), (632, 12476320), (640, 12320366), (790, 9981056), (1264, 6238160), (1280, 6160183), (1580, 4990528), (2528, 3119080), (3160, 2495264), (5056, 1559540), (6320, 1247632), (10112, 779770), (12640, 623816), (20224, 389885), (25280, 311908), (50560, 155954), (77977, 101120)]