127641280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:594

約数の個数: 112

約数和(自身を含む): 333353664

約数和(自身を除く): 205712384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 320, 416, 488, 503, 520, 610, 793, 832, 976, 1006, 1040, 1220, 1586, 1952, 2012, 2080, 2440, 2515, 3172, 3904, 3965, 4024, 4160, 4880, 5030, 6344, 6539, 7930, 8048, 9760, 10060, 12688, 13078, 15860, 16096, 19520, 20120, 25376, 26156, 30683, 31720, 32192, 32695, 40240, 50752, 52312, 61366, 63440, 65390, 80480, 104624, 122732, 126880, 130780, 153415, 160960, 209248, 245464, 253760, 261560, 306830, 398879, 418496, 490928, 523120, 613660, 797758, 981856, 1046240, 1227320, 1595516, 1963712, 1994395, 2092480, 2454640, 3191032, 3988790, 4909280, 6382064, 7977580, 9818560, 12764128, 15955160, 25528256, 31910320, 63820640, 127641280]

約数ペア:

[(1, 127641280), (2, 63820640), (4, 31910320), (5, 25528256), (8, 15955160), (10, 12764128), (13, 9818560), (16, 7977580), (20, 6382064), (26, 4909280), (32, 3988790), (40, 3191032), (52, 2454640), (61, 2092480), (64, 1994395), (65, 1963712), (80, 1595516), (104, 1227320), (122, 1046240), (130, 981856), (160, 797758), (208, 613660), (244, 523120), (260, 490928), (305, 418496), (320, 398879), (416, 306830), (488, 261560), (503, 253760), (520, 245464), (610, 209248), (793, 160960), (832, 153415), (976, 130780), (1006, 126880), (1040, 122732), (1220, 104624), (1586, 80480), (1952, 65390), (2012, 63440), (2080, 61366), (2440, 52312), (2515, 50752), (3172, 40240), (3904, 32695), (3965, 32192), (4024, 31720), (4160, 30683), (4880, 26156), (5030, 25376), (6344, 20120), (6539, 19520), (7930, 16096), (8048, 15860), (9760, 13078), (10060, 12688)]