1257756160825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{1367}}^1$

素因数の和:1967

約数の個数: 96

約数和(自身を含む): 1700852567040

約数和(自身を除く): 443096406215

約数列:

[1, 5, 19, 25, 43, 95, 107, 215, 421, 475, 535, 817, 1075, 1367, 2033, 2105, 2675, 4085, 4601, 6835, 7999, 10165, 10525, 18103, 20425, 23005, 25973, 34175, 39995, 45047, 50825, 58781, 87419, 90515, 115025, 129865, 146269, 199975, 225235, 293905, 343957, 437095, 452575, 575507, 649325, 731345, 855893, 1116839, 1126175, 1469525, 1719785, 1937021, 2185475, 2779111, 2877535, 3656725, 4279465, 5584195, 6289567, 8598925, 9685105, 10934633, 13895555, 14387675, 21397325, 24746801, 27920975, 31447835, 36803399, 48425525, 54673165, 61579249, 69477775, 119501773, 123734005, 157239175, 184016995, 273365825, 307896245, 470189219, 597508865, 618670025, 920084975, 1170005731, 1539481225, 2350946095, 2647907707, 2987544325, 5850028655, 11754730475, 13239538535, 29250143275, 50310246433, 66197692675, 251551232165, 1257756160825]

約数ペア:

[(1, 1257756160825), (5, 251551232165), (19, 66197692675), (25, 50310246433), (43, 29250143275), (95, 13239538535), (107, 11754730475), (215, 5850028655), (421, 2987544325), (475, 2647907707), (535, 2350946095), (817, 1539481225), (1075, 1170005731), (1367, 920084975), (2033, 618670025), (2105, 597508865), (2675, 470189219), (4085, 307896245), (4601, 273365825), (6835, 184016995), (7999, 157239175), (10165, 123734005), (10525, 119501773), (18103, 69477775), (20425, 61579249), (23005, 54673165), (25973, 48425525), (34175, 36803399), (39995, 31447835), (45047, 27920975), (50825, 24746801), (58781, 21397325), (87419, 14387675), (90515, 13895555), (115025, 10934633), (129865, 9685105), (146269, 8598925), (199975, 6289567), (225235, 5584195), (293905, 4279465), (343957, 3656725), (437095, 2877535), (452575, 2779111), (575507, 2185475), (649325, 1937021), (731345, 1719785), (855893, 1469525), (1116839, 1126175)]