20006935550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{17681}}^1$

素因数の和:17814

約数の個数: 96

約数和(自身を含む): 44044305984

約数和(自身を除く): 24037370434

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 61, 70, 106, 122, 175, 265, 305, 350, 371, 427, 530, 610, 742, 854, 1325, 1525, 1855, 2135, 2650, 3050, 3233, 3710, 4270, 6466, 9275, 10675, 16165, 17681, 18550, 21350, 22631, 32330, 35362, 45262, 80825, 88405, 113155, 123767, 161650, 176810, 226310, 247534, 442025, 565775, 618835, 884050, 937093, 1078541, 1131550, 1237670, 1874186, 2157082, 3094175, 4685465, 5392705, 6188350, 6559651, 7549787, 9370930, 10785410, 13119302, 15099574, 23427325, 26963525, 32798255, 37748935, 46854650, 53927050, 57162673, 65596510, 75497870, 114325346, 163991275, 188744675, 285813365, 327982550, 377489350, 400138711, 571626730, 800277422, 1429066825, 2000693555, 2858133650, 4001387110, 10003467775, 20006935550]

約数ペア:

[(1, 20006935550), (2, 10003467775), (5, 4001387110), (7, 2858133650), (10, 2000693555), (14, 1429066825), (25, 800277422), (35, 571626730), (50, 400138711), (53, 377489350), (61, 327982550), (70, 285813365), (106, 188744675), (122, 163991275), (175, 114325346), (265, 75497870), (305, 65596510), (350, 57162673), (371, 53927050), (427, 46854650), (530, 37748935), (610, 32798255), (742, 26963525), (854, 23427325), (1325, 15099574), (1525, 13119302), (1855, 10785410), (2135, 9370930), (2650, 7549787), (3050, 6559651), (3233, 6188350), (3710, 5392705), (4270, 4685465), (6466, 3094175), (9275, 2157082), (10675, 1874186), (16165, 1237670), (17681, 1131550), (18550, 1078541), (21350, 937093), (22631, 884050), (32330, 618835), (35362, 565775), (45262, 442025), (80825, 247534), (88405, 226310), (113155, 176810), (123767, 161650)]