1791665150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:339

約数の個数: 144

約数和(自身を含む): 3890001024

約数和(自身を除く): 2098335874

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 41, 50, 55, 62, 82, 110, 121, 155, 205, 233, 242, 275, 310, 341, 410, 451, 466, 550, 605, 682, 775, 902, 1025, 1165, 1210, 1271, 1550, 1705, 2050, 2255, 2330, 2542, 2563, 3025, 3410, 3751, 4510, 4961, 5126, 5825, 6050, 6355, 7223, 7502, 8525, 9553, 9922, 11275, 11650, 12710, 12815, 13981, 14446, 17050, 18755, 19106, 22550, 24805, 25630, 27962, 28193, 31775, 36115, 37510, 47765, 49610, 56386, 63550, 64075, 69905, 72230, 79453, 93775, 95530, 105083, 124025, 128150, 139810, 140965, 153791, 158906, 180575, 187550, 210166, 238825, 248050, 281930, 296143, 307582, 349525, 361150, 397265, 477650, 525415, 592286, 699050, 704825, 768955, 794530, 873983, 1050830, 1155913, 1409650, 1480715, 1537910, 1747966, 1986325, 2311826, 2627075, 2961430, 3257573, 3844775, 3972650, 4369915, 5254150, 5779565, 6515146, 7403575, 7689550, 8739830, 11559130, 14807150, 16287865, 21849575, 28897825, 32575730, 35833303, 43699150, 57795650, 71666606, 81439325, 162878650, 179166515, 358333030, 895832575, 1791665150]

約数ペア:

[(1, 1791665150), (2, 895832575), (5, 358333030), (10, 179166515), (11, 162878650), (22, 81439325), (25, 71666606), (31, 57795650), (41, 43699150), (50, 35833303), (55, 32575730), (62, 28897825), (82, 21849575), (110, 16287865), (121, 14807150), (155, 11559130), (205, 8739830), (233, 7689550), (242, 7403575), (275, 6515146), (310, 5779565), (341, 5254150), (410, 4369915), (451, 3972650), (466, 3844775), (550, 3257573), (605, 2961430), (682, 2627075), (775, 2311826), (902, 1986325), (1025, 1747966), (1165, 1537910), (1210, 1480715), (1271, 1409650), (1550, 1155913), (1705, 1050830), (2050, 873983), (2255, 794530), (2330, 768955), (2542, 704825), (2563, 699050), (3025, 592286), (3410, 525415), (3751, 477650), (4510, 397265), (4961, 361150), (5126, 349525), (5825, 307582), (6050, 296143), (6355, 281930), (7223, 248050), (7502, 238825), (8525, 210166), (9553, 187550), (9922, 180575), (11275, 158906), (11650, 153791), (12710, 140965), (12815, 139810), (13981, 128150), (14446, 124025), (17050, 105083), (18755, 95530), (19106, 93775), (22550, 79453), (24805, 72230), (25630, 69905), (27962, 64075), (28193, 63550), (31775, 56386), (36115, 49610), (37510, 47765)]