85258980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 274083264

約数和(自身を除く): 188824284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 212, 243, 265, 270, 318, 324, 331, 405, 477, 486, 530, 540, 636, 662, 795, 810, 954, 972, 993, 1060, 1215, 1324, 1431, 1590, 1620, 1655, 1908, 1986, 2385, 2430, 2862, 2979, 3180, 3310, 3972, 4293, 4770, 4860, 4965, 5724, 5958, 6620, 7155, 8586, 8937, 9540, 9930, 11916, 12879, 14310, 14895, 17172, 17543, 17874, 19860, 21465, 25758, 26811, 28620, 29790, 35086, 35748, 42930, 44685, 51516, 52629, 53622, 59580, 64395, 70172, 80433, 85860, 87715, 89370, 105258, 107244, 128790, 134055, 157887, 160866, 175430, 178740, 210516, 257580, 263145, 268110, 315774, 321732, 350860, 402165, 473661, 526290, 536220, 631548, 789435, 804330, 947322, 1052580, 1420983, 1578870, 1608660, 1894644, 2368305, 2841966, 3157740, 4262949, 4736610, 5683932, 7104915, 8525898, 9473220, 14209830, 17051796, 21314745, 28419660, 42629490, 85258980]

約数ペア:

[(1, 85258980), (2, 42629490), (3, 28419660), (4, 21314745), (5, 17051796), (6, 14209830), (9, 9473220), (10, 8525898), (12, 7104915), (15, 5683932), (18, 4736610), (20, 4262949), (27, 3157740), (30, 2841966), (36, 2368305), (45, 1894644), (53, 1608660), (54, 1578870), (60, 1420983), (81, 1052580), (90, 947322), (106, 804330), (108, 789435), (135, 631548), (159, 536220), (162, 526290), (180, 473661), (212, 402165), (243, 350860), (265, 321732), (270, 315774), (318, 268110), (324, 263145), (331, 257580), (405, 210516), (477, 178740), (486, 175430), (530, 160866), (540, 157887), (636, 134055), (662, 128790), (795, 107244), (810, 105258), (954, 89370), (972, 87715), (993, 85860), (1060, 80433), (1215, 70172), (1324, 64395), (1431, 59580), (1590, 53622), (1620, 52629), (1655, 51516), (1908, 44685), (1986, 42930), (2385, 35748), (2430, 35086), (2862, 29790), (2979, 28620), (3180, 26811), (3310, 25758), (3972, 21465), (4293, 19860), (4770, 17874), (4860, 17543), (4965, 17172), (5724, 14895), (5958, 14310), (6620, 12879), (7155, 11916), (8586, 9930), (8937, 9540)]