53159680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 154526400

約数和(自身を除く): 101366720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 349, 448, 476, 544, 560, 595, 640, 680, 698, 896, 952, 1088, 1120, 1190, 1280, 1360, 1396, 1745, 1792, 1904, 2176, 2240, 2380, 2443, 2720, 2792, 3490, 3808, 4352, 4480, 4760, 4886, 5440, 5584, 5933, 6980, 7616, 8960, 9520, 9772, 10880, 11168, 11866, 12215, 13960, 15232, 19040, 19544, 21760, 22336, 23732, 24430, 27920, 29665, 30464, 38080, 39088, 41531, 44672, 47464, 48860, 55840, 59330, 76160, 78176, 83062, 89344, 94928, 97720, 111680, 118660, 152320, 156352, 166124, 189856, 195440, 207655, 223360, 237320, 312704, 332248, 379712, 390880, 415310, 446720, 474640, 625408, 664496, 759424, 781760, 830620, 949280, 1328992, 1518848, 1563520, 1661240, 1898560, 2657984, 3127040, 3322480, 3797120, 5315968, 6644960, 7594240, 10631936, 13289920, 26579840, 53159680]

約数ペア:

[(1, 53159680), (2, 26579840), (4, 13289920), (5, 10631936), (7, 7594240), (8, 6644960), (10, 5315968), (14, 3797120), (16, 3322480), (17, 3127040), (20, 2657984), (28, 1898560), (32, 1661240), (34, 1563520), (35, 1518848), (40, 1328992), (56, 949280), (64, 830620), (68, 781760), (70, 759424), (80, 664496), (85, 625408), (112, 474640), (119, 446720), (128, 415310), (136, 390880), (140, 379712), (160, 332248), (170, 312704), (224, 237320), (238, 223360), (256, 207655), (272, 195440), (280, 189856), (320, 166124), (340, 156352), (349, 152320), (448, 118660), (476, 111680), (544, 97720), (560, 94928), (595, 89344), (640, 83062), (680, 78176), (698, 76160), (896, 59330), (952, 55840), (1088, 48860), (1120, 47464), (1190, 44672), (1280, 41531), (1360, 39088), (1396, 38080), (1745, 30464), (1792, 29665), (1904, 27920), (2176, 24430), (2240, 23732), (2380, 22336), (2443, 21760), (2720, 19544), (2792, 19040), (3490, 15232), (3808, 13960), (4352, 12215), (4480, 11866), (4760, 11168), (4886, 10880), (5440, 9772), (5584, 9520), (5933, 8960), (6980, 7616)]