87258080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{461}}^1$

素因数の和:509

約数の個数: 144

約数和(自身を含む): 255667104

約数和(自身を除く): 168409024

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 416, 455, 461, 520, 560, 676, 728, 845, 910, 922, 1040, 1120, 1183, 1352, 1456, 1690, 1820, 1844, 2080, 2305, 2366, 2704, 2912, 3227, 3380, 3640, 3688, 4610, 4732, 5408, 5915, 5993, 6454, 6760, 7280, 7376, 9220, 9464, 11830, 11986, 12908, 13520, 14560, 14752, 16135, 18440, 18928, 23660, 23972, 25816, 27040, 29965, 32270, 36880, 37856, 41951, 47320, 47944, 51632, 59930, 64540, 73760, 77909, 83902, 94640, 95888, 103264, 119860, 129080, 155818, 167804, 189280, 191776, 209755, 239720, 258160, 311636, 335608, 389545, 419510, 479440, 516320, 545363, 623272, 671216, 779090, 839020, 958880, 1090726, 1246544, 1342432, 1558180, 1678040, 2181452, 2493088, 2726815, 3116360, 3356080, 4362904, 5453630, 6232720, 6712160, 8725808, 10907260, 12465440, 17451616, 21814520, 43629040, 87258080]

約数ペア:

[(1, 87258080), (2, 43629040), (4, 21814520), (5, 17451616), (7, 12465440), (8, 10907260), (10, 8725808), (13, 6712160), (14, 6232720), (16, 5453630), (20, 4362904), (26, 3356080), (28, 3116360), (32, 2726815), (35, 2493088), (40, 2181452), (52, 1678040), (56, 1558180), (65, 1342432), (70, 1246544), (80, 1090726), (91, 958880), (104, 839020), (112, 779090), (130, 671216), (140, 623272), (160, 545363), (169, 516320), (182, 479440), (208, 419510), (224, 389545), (260, 335608), (280, 311636), (338, 258160), (364, 239720), (416, 209755), (455, 191776), (461, 189280), (520, 167804), (560, 155818), (676, 129080), (728, 119860), (845, 103264), (910, 95888), (922, 94640), (1040, 83902), (1120, 77909), (1183, 73760), (1352, 64540), (1456, 59930), (1690, 51632), (1820, 47944), (1844, 47320), (2080, 41951), (2305, 37856), (2366, 36880), (2704, 32270), (2912, 29965), (3227, 27040), (3380, 25816), (3640, 23972), (3688, 23660), (4610, 18928), (4732, 18440), (5408, 16135), (5915, 14752), (5993, 14560), (6454, 13520), (6760, 12908), (7280, 11986), (7376, 11830), (9220, 9464)]