47217508720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{31517}}^1$

素因数の和:31898

約数の個数: 80

約数和(自身を含む): 111947397408

約数和(自身を除く): 64729888688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 307, 488, 610, 614, 976, 1220, 1228, 1535, 2440, 2456, 3070, 4880, 4912, 6140, 12280, 18727, 24560, 31517, 37454, 63034, 74908, 93635, 126068, 149816, 157585, 187270, 252136, 299632, 315170, 374540, 504272, 630340, 749080, 1260680, 1498160, 1922537, 2521360, 3845074, 7690148, 9612685, 9675719, 15380296, 19225370, 19351438, 30760592, 38450740, 38702876, 48378595, 76901480, 77405752, 96757190, 153802960, 154811504, 193514380, 387028760, 590218859, 774057520, 1180437718, 2360875436, 2951094295, 4721750872, 5902188590, 9443501744, 11804377180, 23608754360, 47217508720]

約数ペア:

[(1, 47217508720), (2, 23608754360), (4, 11804377180), (5, 9443501744), (8, 5902188590), (10, 4721750872), (16, 2951094295), (20, 2360875436), (40, 1180437718), (61, 774057520), (80, 590218859), (122, 387028760), (244, 193514380), (305, 154811504), (307, 153802960), (488, 96757190), (610, 77405752), (614, 76901480), (976, 48378595), (1220, 38702876), (1228, 38450740), (1535, 30760592), (2440, 19351438), (2456, 19225370), (3070, 15380296), (4880, 9675719), (4912, 9612685), (6140, 7690148), (12280, 3845074), (18727, 2521360), (24560, 1922537), (31517, 1498160), (37454, 1260680), (63034, 749080), (74908, 630340), (93635, 504272), (126068, 374540), (149816, 315170), (157585, 299632), (187270, 252136)]