199440800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 531965952

約数和(自身を除く): 332525152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 127, 130, 151, 160, 200, 208, 254, 260, 302, 325, 400, 416, 508, 520, 604, 635, 650, 755, 800, 1016, 1040, 1208, 1270, 1300, 1510, 1651, 1963, 2032, 2080, 2416, 2540, 2600, 3020, 3175, 3302, 3775, 3926, 4064, 4832, 5080, 5200, 6040, 6350, 6604, 7550, 7852, 8255, 9815, 10160, 10400, 12080, 12700, 13208, 15100, 15704, 16510, 19177, 19630, 20320, 24160, 25400, 26416, 30200, 31408, 33020, 38354, 39260, 41275, 49075, 50800, 52832, 60400, 62816, 66040, 76708, 78520, 82550, 95885, 98150, 101600, 120800, 132080, 153416, 157040, 165100, 191770, 196300, 249301, 264160, 306832, 314080, 330200, 383540, 392600, 479425, 498602, 613664, 660400, 767080, 785200, 958850, 997204, 1246505, 1320800, 1534160, 1570400, 1917700, 1994408, 2493010, 3068320, 3835400, 3988816, 4986020, 6232525, 7670800, 7977632, 9972040, 12465050, 15341600, 19944080, 24930100, 39888160, 49860200, 99720400, 199440800]

約数ペア:

[(1, 199440800), (2, 99720400), (4, 49860200), (5, 39888160), (8, 24930100), (10, 19944080), (13, 15341600), (16, 12465050), (20, 9972040), (25, 7977632), (26, 7670800), (32, 6232525), (40, 4986020), (50, 3988816), (52, 3835400), (65, 3068320), (80, 2493010), (100, 1994408), (104, 1917700), (127, 1570400), (130, 1534160), (151, 1320800), (160, 1246505), (200, 997204), (208, 958850), (254, 785200), (260, 767080), (302, 660400), (325, 613664), (400, 498602), (416, 479425), (508, 392600), (520, 383540), (604, 330200), (635, 314080), (650, 306832), (755, 264160), (800, 249301), (1016, 196300), (1040, 191770), (1208, 165100), (1270, 157040), (1300, 153416), (1510, 132080), (1651, 120800), (1963, 101600), (2032, 98150), (2080, 95885), (2416, 82550), (2540, 78520), (2600, 76708), (3020, 66040), (3175, 62816), (3302, 60400), (3775, 52832), (3926, 50800), (4064, 49075), (4832, 41275), (5080, 39260), (5200, 38354), (6040, 33020), (6350, 31408), (6604, 30200), (7550, 26416), (7852, 25400), (8255, 24160), (9815, 20320), (10160, 19630), (10400, 19177), (12080, 16510), (12700, 15704), (13208, 15100)]