51691770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4909}}^1$

素因数の和:4941

約数の個数: 80

約数和(自身を含む): 149715720

約数和(自身を除く): 98023950

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 4909, 5265, 9818, 10530, 14727, 24545, 29454, 44181, 49090, 63817, 73635, 88362, 127634, 132543, 147270, 191451, 220905, 265086, 319085, 382902, 397629, 441810, 574353, 638170, 662715, 795258, 957255, 1148706, 1325430, 1723059, 1914510, 1988145, 2871765, 3446118, 3976290, 5169177, 5743530, 8615295, 10338354, 17230590, 25845885, 51691770]

約数ペア:

[(1, 51691770), (2, 25845885), (3, 17230590), (5, 10338354), (6, 8615295), (9, 5743530), (10, 5169177), (13, 3976290), (15, 3446118), (18, 2871765), (26, 1988145), (27, 1914510), (30, 1723059), (39, 1325430), (45, 1148706), (54, 957255), (65, 795258), (78, 662715), (81, 638170), (90, 574353), (117, 441810), (130, 397629), (135, 382902), (162, 319085), (195, 265086), (234, 220905), (270, 191451), (351, 147270), (390, 132543), (405, 127634), (585, 88362), (702, 73635), (810, 63817), (1053, 49090), (1170, 44181), (1755, 29454), (2106, 24545), (3510, 14727), (4909, 10530), (5265, 9818)]