860816080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{1373}}^1$

素因数の和:1864

約数の個数: 80

約数和(自身を含む): 2125270224

約数和(自身を除く): 1264454144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 461, 680, 922, 1360, 1373, 1844, 2305, 2746, 3688, 4610, 5492, 6865, 7376, 7837, 9220, 10984, 13730, 15674, 18440, 21968, 23341, 27460, 31348, 36880, 39185, 46682, 54920, 62696, 78370, 93364, 109840, 116705, 125392, 156740, 186728, 233410, 313480, 373456, 466820, 626960, 632953, 933640, 1265906, 1867280, 2531812, 3164765, 5063624, 6329530, 10127248, 10760201, 12659060, 21520402, 25318120, 43040804, 50636240, 53801005, 86081608, 107602010, 172163216, 215204020, 430408040, 860816080]

約数ペア:

[(1, 860816080), (2, 430408040), (4, 215204020), (5, 172163216), (8, 107602010), (10, 86081608), (16, 53801005), (17, 50636240), (20, 43040804), (34, 25318120), (40, 21520402), (68, 12659060), (80, 10760201), (85, 10127248), (136, 6329530), (170, 5063624), (272, 3164765), (340, 2531812), (461, 1867280), (680, 1265906), (922, 933640), (1360, 632953), (1373, 626960), (1844, 466820), (2305, 373456), (2746, 313480), (3688, 233410), (4610, 186728), (5492, 156740), (6865, 125392), (7376, 116705), (7837, 109840), (9220, 93364), (10984, 78370), (13730, 62696), (15674, 54920), (18440, 46682), (21968, 39185), (23341, 36880), (27460, 31348)]