26502728320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{2677}}^1$

素因数の和:3226

約数の個数: 128

約数和(自身を含む): 65557440000

約数和(自身を除く): 39054711680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 499, 620, 640, 992, 998, 1240, 1984, 1996, 2480, 2495, 2677, 3968, 3992, 4960, 4990, 5354, 7984, 9920, 9980, 10708, 13385, 15469, 15968, 19840, 19960, 21416, 26770, 30938, 31936, 39920, 42832, 53540, 61876, 63872, 77345, 79840, 82987, 85664, 107080, 123752, 154690, 159680, 165974, 171328, 214160, 247504, 309380, 319360, 331948, 342656, 414935, 428320, 495008, 618760, 663896, 829870, 856640, 990016, 1237520, 1327792, 1335823, 1659740, 1713280, 1980032, 2475040, 2655584, 2671646, 3319480, 4950080, 5311168, 5343292, 6638960, 6679115, 9900160, 10622336, 10686584, 13277920, 13358230, 21373168, 26555840, 26716460, 41410513, 42746336, 53111680, 53432920, 82821026, 85492672, 106865840, 165642052, 170985344, 207052565, 213731680, 331284104, 414105130, 427463360, 662568208, 828210260, 854926720, 1325136416, 1656420520, 2650272832, 3312841040, 5300545664, 6625682080, 13251364160, 26502728320]

約数ペア:

[(1, 26502728320), (2, 13251364160), (4, 6625682080), (5, 5300545664), (8, 3312841040), (10, 2650272832), (16, 1656420520), (20, 1325136416), (31, 854926720), (32, 828210260), (40, 662568208), (62, 427463360), (64, 414105130), (80, 331284104), (124, 213731680), (128, 207052565), (155, 170985344), (160, 165642052), (248, 106865840), (310, 85492672), (320, 82821026), (496, 53432920), (499, 53111680), (620, 42746336), (640, 41410513), (992, 26716460), (998, 26555840), (1240, 21373168), (1984, 13358230), (1996, 13277920), (2480, 10686584), (2495, 10622336), (2677, 9900160), (3968, 6679115), (3992, 6638960), (4960, 5343292), (4990, 5311168), (5354, 4950080), (7984, 3319480), (9920, 2671646), (9980, 2655584), (10708, 2475040), (13385, 1980032), (15469, 1713280), (15968, 1659740), (19840, 1335823), (19960, 1327792), (21416, 1237520), (26770, 990016), (30938, 856640), (31936, 829870), (39920, 663896), (42832, 618760), (53540, 495008), (61876, 428320), (63872, 414935), (77345, 342656), (79840, 331948), (82987, 319360), (85664, 309380), (107080, 247504), (123752, 214160), (154690, 171328), (159680, 165974)]