25555976500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{11437}}^1$

素因数の和:11606

約数の個数: 96

約数和(自身を含む): 57705167520

約数和(自身を除く): 32149191020

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 109, 125, 164, 205, 218, 250, 410, 436, 500, 545, 820, 1025, 1090, 2050, 2180, 2725, 4100, 4469, 5125, 5450, 8938, 10250, 10900, 11437, 13625, 17876, 20500, 22345, 22874, 27250, 44690, 45748, 54500, 57185, 89380, 111725, 114370, 223450, 228740, 285925, 446900, 468917, 558625, 571850, 937834, 1117250, 1143700, 1246633, 1429625, 1875668, 2234500, 2344585, 2493266, 2859250, 4689170, 4986532, 5718500, 6233165, 9378340, 11722925, 12466330, 23445850, 24932660, 31165825, 46891700, 51111953, 58614625, 62331650, 102223906, 117229250, 124663300, 155829125, 204447812, 234458500, 255559765, 311658250, 511119530, 623316500, 1022239060, 1277798825, 2555597650, 5111195300, 6388994125, 12777988250, 25555976500]

約数ペア:

[(1, 25555976500), (2, 12777988250), (4, 6388994125), (5, 5111195300), (10, 2555597650), (20, 1277798825), (25, 1022239060), (41, 623316500), (50, 511119530), (82, 311658250), (100, 255559765), (109, 234458500), (125, 204447812), (164, 155829125), (205, 124663300), (218, 117229250), (250, 102223906), (410, 62331650), (436, 58614625), (500, 51111953), (545, 46891700), (820, 31165825), (1025, 24932660), (1090, 23445850), (2050, 12466330), (2180, 11722925), (2725, 9378340), (4100, 6233165), (4469, 5718500), (5125, 4986532), (5450, 4689170), (8938, 2859250), (10250, 2493266), (10900, 2344585), (11437, 2234500), (13625, 1875668), (17876, 1429625), (20500, 1246633), (22345, 1143700), (22874, 1117250), (27250, 937834), (44690, 571850), (45748, 558625), (54500, 468917), (57185, 446900), (89380, 285925), (111725, 228740), (114370, 223450)]