80457683480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1\times {\mathrm{53279}}^1$

素因数の和:55296

約数の個数: 64

約数和(自身を含む): 190657152000

約数和(自身を除く): 110199468520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1987, 3974, 7948, 9935, 15896, 19870, 37753, 39740, 53279, 75506, 79480, 106558, 151012, 188765, 213116, 266395, 302024, 377530, 426232, 532790, 755060, 1012301, 1065580, 1510120, 2024602, 2131160, 4049204, 5061505, 8098408, 10123010, 20246020, 40492040, 105865373, 211730746, 423461492, 529326865, 846922984, 1058653730, 2011442087, 2117307460, 4022884174, 4234614920, 8045768348, 10057210435, 16091536696, 20114420870, 40228841740, 80457683480]

約数ペア:

[(1, 80457683480), (2, 40228841740), (4, 20114420870), (5, 16091536696), (8, 10057210435), (10, 8045768348), (19, 4234614920), (20, 4022884174), (38, 2117307460), (40, 2011442087), (76, 1058653730), (95, 846922984), (152, 529326865), (190, 423461492), (380, 211730746), (760, 105865373), (1987, 40492040), (3974, 20246020), (7948, 10123010), (9935, 8098408), (15896, 5061505), (19870, 4049204), (37753, 2131160), (39740, 2024602), (53279, 1510120), (75506, 1065580), (79480, 1012301), (106558, 755060), (151012, 532790), (188765, 426232), (213116, 377530), (266395, 302024)]