20035699775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3727}}^1$

素因数の和:3913

約数の個数: 96

約数和(自身を含む): 32617912320

約数和(自身を除く): 12582212545

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 139, 175, 221, 325, 425, 455, 595, 695, 973, 1105, 1547, 1807, 2275, 2363, 2975, 3475, 3727, 4865, 5525, 7735, 9035, 11815, 12649, 16541, 18635, 24325, 26089, 30719, 38675, 45175, 48451, 59075, 63245, 63359, 82705, 93175, 130445, 153595, 215033, 242255, 316225, 316795, 339157, 413525, 443513, 518053, 652225, 767975, 823667, 1075165, 1211275, 1583975, 1695785, 2217565, 2590265, 3626371, 4118335, 5375825, 5765669, 6734689, 8478925, 8806901, 11087825, 12951325, 18131855, 20591675, 28828345, 33673445, 44034505, 47142823, 61648307, 90659275, 114489713, 144141725, 168367225, 220172525, 235714115, 308241535, 572448565, 801427991, 1178570575, 1541207675, 2862242825, 4007139955, 20035699775]

約数ペア:

[(1, 20035699775), (5, 4007139955), (7, 2862242825), (13, 1541207675), (17, 1178570575), (25, 801427991), (35, 572448565), (65, 308241535), (85, 235714115), (91, 220172525), (119, 168367225), (139, 144141725), (175, 114489713), (221, 90659275), (325, 61648307), (425, 47142823), (455, 44034505), (595, 33673445), (695, 28828345), (973, 20591675), (1105, 18131855), (1547, 12951325), (1807, 11087825), (2275, 8806901), (2363, 8478925), (2975, 6734689), (3475, 5765669), (3727, 5375825), (4865, 4118335), (5525, 3626371), (7735, 2590265), (9035, 2217565), (11815, 1695785), (12649, 1583975), (16541, 1211275), (18635, 1075165), (24325, 823667), (26089, 767975), (30719, 652225), (38675, 518053), (45175, 443513), (48451, 413525), (59075, 339157), (63245, 316795), (63359, 316225), (82705, 242255), (93175, 215033), (130445, 153595)]