255918204698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1\times {\mathrm{8039}}^1$

素因数の和:8523

約数の個数: 64

約数和(自身を含む): 431538831360

約数和(自身を除く): 175620626662

約数列:

[1, 2, 13, 26, 31, 62, 127, 254, 311, 403, 622, 806, 1651, 3302, 3937, 4043, 7874, 8039, 8086, 9641, 16078, 19282, 39497, 51181, 78994, 102362, 104507, 125333, 209014, 249209, 250666, 498418, 513461, 1020953, 1026922, 1224407, 2041906, 2448814, 2500129, 3239717, 5000258, 6479434, 13272389, 15917291, 26544778, 31649543, 31834582, 32501677, 63299086, 65003354, 77503999, 155007998, 317516383, 411444059, 635032766, 822888118, 1007551987, 2015103974, 4127712979, 8255425958, 9843007873, 19686015746, 127959102349, 255918204698]

約数ペア:

[(1, 255918204698), (2, 127959102349), (13, 19686015746), (26, 9843007873), (31, 8255425958), (62, 4127712979), (127, 2015103974), (254, 1007551987), (311, 822888118), (403, 635032766), (622, 411444059), (806, 317516383), (1651, 155007998), (3302, 77503999), (3937, 65003354), (4043, 63299086), (7874, 32501677), (8039, 31834582), (8086, 31649543), (9641, 26544778), (16078, 15917291), (19282, 13272389), (39497, 6479434), (51181, 5000258), (78994, 3239717), (102362, 2500129), (104507, 2448814), (125333, 2041906), (209014, 1224407), (249209, 1026922), (250666, 1020953), (498418, 513461)]