20197360402575

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{408413}}^1$

素因数の和:408785

約数の個数: 96

約数和(自身を含む): 34917162158592

約数和(自身を除く): 14719801756017

約数列:

[1, 3, 5, 15, 25, 37, 71, 75, 111, 185, 213, 251, 355, 555, 753, 925, 1065, 1255, 1775, 2627, 2775, 3765, 5325, 6275, 7881, 9287, 13135, 17821, 18825, 27861, 39405, 46435, 53463, 65675, 89105, 139305, 197025, 232175, 267315, 408413, 445525, 659377, 696525, 1225239, 1336575, 1978131, 2042065, 3296885, 6126195, 9890655, 10210325, 15111281, 16484425, 28997323, 30630975, 45333843, 49453275, 75556405, 86991969, 102511663, 144986615, 226669215, 307534989, 377782025, 434959845, 512558315, 724933075, 1072900951, 1133346075, 1537674945, 2174799225, 2562791575, 3218702853, 3792931531, 5364504755, 7278328073, 7688374725, 11378794593, 16093514265, 18964657655, 21834984219, 26822523775, 36391640365, 56893972965, 80467571325, 94823288275, 109174921095, 181958201825, 269298138701, 284469864825, 545874605475, 807894416103, 1346490693505, 4039472080515, 6732453467525, 20197360402575]

約数ペア:

[(1, 20197360402575), (3, 6732453467525), (5, 4039472080515), (15, 1346490693505), (25, 807894416103), (37, 545874605475), (71, 284469864825), (75, 269298138701), (111, 181958201825), (185, 109174921095), (213, 94823288275), (251, 80467571325), (355, 56893972965), (555, 36391640365), (753, 26822523775), (925, 21834984219), (1065, 18964657655), (1255, 16093514265), (1775, 11378794593), (2627, 7688374725), (2775, 7278328073), (3765, 5364504755), (5325, 3792931531), (6275, 3218702853), (7881, 2562791575), (9287, 2174799225), (13135, 1537674945), (17821, 1133346075), (18825, 1072900951), (27861, 724933075), (39405, 512558315), (46435, 434959845), (53463, 377782025), (65675, 307534989), (89105, 226669215), (139305, 144986615), (197025, 102511663), (232175, 86991969), (267315, 75556405), (408413, 49453275), (445525, 45333843), (659377, 30630975), (696525, 28997323), (1225239, 16484425), (1336575, 15111281), (1978131, 10210325), (2042065, 9890655), (3296885, 6126195)]