21986941600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{72901}}^1$

素因数の和:72963

約数の個数: 144

約数和(自身を含む): 59798594520

約数和(自身を除く): 37811652920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 29, 32, 40, 50, 52, 58, 65, 80, 100, 104, 116, 130, 145, 160, 200, 208, 232, 260, 290, 325, 377, 400, 416, 464, 520, 580, 650, 725, 754, 800, 928, 1040, 1160, 1300, 1450, 1508, 1885, 2080, 2320, 2600, 2900, 3016, 3770, 4640, 5200, 5800, 6032, 7540, 9425, 10400, 11600, 12064, 15080, 18850, 23200, 30160, 37700, 60320, 72901, 75400, 145802, 150800, 291604, 301600, 364505, 583208, 729010, 947713, 1166416, 1458020, 1822525, 1895426, 2114129, 2332832, 2916040, 3645050, 3790852, 4228258, 4738565, 5832080, 7290100, 7581704, 8456516, 9477130, 10570645, 11664160, 14580200, 15163408, 16913032, 18954260, 21141290, 23692825, 27483677, 29160400, 30326816, 33826064, 37908520, 42282580, 47385650, 52853225, 54967354, 58320800, 67652128, 75817040, 84565160, 94771300, 105706450, 109934708, 137418385, 151634080, 169130320, 189542600, 211412900, 219869416, 274836770, 338260640, 379085200, 422825800, 439738832, 549673540, 687091925, 758170400, 845651600, 879477664, 1099347080, 1374183850, 1691303200, 2198694160, 2748367700, 4397388320, 5496735400, 10993470800, 21986941600]

約数ペア:

[(1, 21986941600), (2, 10993470800), (4, 5496735400), (5, 4397388320), (8, 2748367700), (10, 2198694160), (13, 1691303200), (16, 1374183850), (20, 1099347080), (25, 879477664), (26, 845651600), (29, 758170400), (32, 687091925), (40, 549673540), (50, 439738832), (52, 422825800), (58, 379085200), (65, 338260640), (80, 274836770), (100, 219869416), (104, 211412900), (116, 189542600), (130, 169130320), (145, 151634080), (160, 137418385), (200, 109934708), (208, 105706450), (232, 94771300), (260, 84565160), (290, 75817040), (325, 67652128), (377, 58320800), (400, 54967354), (416, 52853225), (464, 47385650), (520, 42282580), (580, 37908520), (650, 33826064), (725, 30326816), (754, 29160400), (800, 27483677), (928, 23692825), (1040, 21141290), (1160, 18954260), (1300, 16913032), (1450, 15163408), (1508, 14580200), (1885, 11664160), (2080, 10570645), (2320, 9477130), (2600, 8456516), (2900, 7581704), (3016, 7290100), (3770, 5832080), (4640, 4738565), (5200, 4228258), (5800, 3790852), (6032, 3645050), (7540, 2916040), (9425, 2332832), (10400, 2114129), (11600, 1895426), (12064, 1822525), (15080, 1458020), (18850, 1166416), (23200, 947713), (30160, 729010), (37700, 583208), (60320, 364505), (72901, 301600), (75400, 291604), (145802, 150800)]