26177440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 66528000

約数和(自身を除く): 40350560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 79, 80, 95, 109, 152, 158, 160, 190, 218, 304, 316, 380, 395, 436, 545, 608, 632, 760, 790, 872, 1090, 1264, 1501, 1520, 1580, 1744, 2071, 2180, 2528, 3002, 3040, 3160, 3488, 4142, 4360, 6004, 6320, 7505, 8284, 8611, 8720, 10355, 12008, 12640, 15010, 16568, 17222, 17440, 20710, 24016, 30020, 33136, 34444, 41420, 43055, 48032, 60040, 66272, 68888, 82840, 86110, 120080, 137776, 163609, 165680, 172220, 240160, 275552, 327218, 331360, 344440, 654436, 688880, 818045, 1308872, 1377760, 1636090, 2617744, 3272180, 5235488, 6544360, 13088720, 26177440]

約数ペア:

[(1, 26177440), (2, 13088720), (4, 6544360), (5, 5235488), (8, 3272180), (10, 2617744), (16, 1636090), (19, 1377760), (20, 1308872), (32, 818045), (38, 688880), (40, 654436), (76, 344440), (79, 331360), (80, 327218), (95, 275552), (109, 240160), (152, 172220), (158, 165680), (160, 163609), (190, 137776), (218, 120080), (304, 86110), (316, 82840), (380, 68888), (395, 66272), (436, 60040), (545, 48032), (608, 43055), (632, 41420), (760, 34444), (790, 33136), (872, 30020), (1090, 24016), (1264, 20710), (1501, 17440), (1520, 17222), (1580, 16568), (1744, 15010), (2071, 12640), (2180, 12008), (2528, 10355), (3002, 8720), (3040, 8611), (3160, 8284), (3488, 7505), (4142, 6320), (4360, 6004)]