996917480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{1657}}^1$

素因数の和:1783

約数の個数: 96

約数和(自身を含む): 2457653400

約数和(自身を除く): 1460735920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 169, 178, 260, 338, 356, 445, 520, 676, 712, 845, 890, 1157, 1352, 1657, 1690, 1780, 2314, 3314, 3380, 3560, 4628, 5785, 6628, 6760, 8285, 9256, 11570, 13256, 15041, 16570, 21541, 23140, 30082, 33140, 43082, 46280, 60164, 66280, 75205, 86164, 107705, 120328, 147473, 150410, 172328, 215410, 280033, 294946, 300820, 430820, 560066, 589892, 601640, 737365, 861640, 1120132, 1179784, 1400165, 1474730, 1917149, 2240264, 2800330, 2949460, 3834298, 5600660, 5898920, 7668596, 9585745, 11201320, 15337192, 19171490, 24922937, 38342980, 49845874, 76685960, 99691748, 124614685, 199383496, 249229370, 498458740, 996917480]

約数ペア:

[(1, 996917480), (2, 498458740), (4, 249229370), (5, 199383496), (8, 124614685), (10, 99691748), (13, 76685960), (20, 49845874), (26, 38342980), (40, 24922937), (52, 19171490), (65, 15337192), (89, 11201320), (104, 9585745), (130, 7668596), (169, 5898920), (178, 5600660), (260, 3834298), (338, 2949460), (356, 2800330), (445, 2240264), (520, 1917149), (676, 1474730), (712, 1400165), (845, 1179784), (890, 1120132), (1157, 861640), (1352, 737365), (1657, 601640), (1690, 589892), (1780, 560066), (2314, 430820), (3314, 300820), (3380, 294946), (3560, 280033), (4628, 215410), (5785, 172328), (6628, 150410), (6760, 147473), (8285, 120328), (9256, 107705), (11570, 86164), (13256, 75205), (15041, 66280), (16570, 60164), (21541, 46280), (23140, 43082), (30082, 33140)]