20139027525

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1644

約数の個数: 108

約数和(自身を含む): 37909404000

約数和(自身を除く): 17770376475

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 71, 75, 87, 145, 213, 225, 261, 355, 435, 639, 725, 841, 1065, 1305, 1499, 1775, 2059, 2175, 2523, 3195, 4205, 4497, 5325, 6177, 6525, 7495, 7569, 10295, 12615, 13491, 15975, 18531, 21025, 22485, 30885, 37475, 37845, 43471, 51475, 59711, 63075, 67455, 92655, 106429, 112425, 130413, 154425, 179133, 189225, 217355, 298555, 319287, 337275, 391239, 463275, 532145, 537399, 652065, 895665, 957861, 1086775, 1260659, 1492775, 1596435, 1956195, 2660725, 2686995, 3086441, 3260325, 3781977, 4478325, 4789305, 6303295, 7982175, 9259323, 9780975, 11345931, 13434975, 15432205, 18909885, 23946525, 27777969, 31516475, 46296615, 56729655, 77161025, 89506789, 94549425, 138889845, 231483075, 268520367, 283648275, 447533945, 694449225, 805561101, 1342601835, 2237669725, 4027805505, 6713009175, 20139027525]

約数ペア:

[(1, 20139027525), (3, 6713009175), (5, 4027805505), (9, 2237669725), (15, 1342601835), (25, 805561101), (29, 694449225), (45, 447533945), (71, 283648275), (75, 268520367), (87, 231483075), (145, 138889845), (213, 94549425), (225, 89506789), (261, 77161025), (355, 56729655), (435, 46296615), (639, 31516475), (725, 27777969), (841, 23946525), (1065, 18909885), (1305, 15432205), (1499, 13434975), (1775, 11345931), (2059, 9780975), (2175, 9259323), (2523, 7982175), (3195, 6303295), (4205, 4789305), (4497, 4478325), (5325, 3781977), (6177, 3260325), (6525, 3086441), (7495, 2686995), (7569, 2660725), (10295, 1956195), (12615, 1596435), (13491, 1492775), (15975, 1260659), (18531, 1086775), (21025, 957861), (22485, 895665), (30885, 652065), (37475, 537399), (37845, 532145), (43471, 463275), (51475, 391239), (59711, 337275), (63075, 319287), (67455, 298555), (92655, 217355), (106429, 189225), (112425, 179133), (130413, 154425)]