20191405150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{64171}}^1$

素因数の和:64250

約数の個数: 96

約数和(自身を含む): 45834209280

約数和(自身を除く): 25642804130

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 31, 35, 50, 58, 62, 70, 145, 155, 175, 203, 217, 290, 310, 350, 406, 434, 725, 775, 899, 1015, 1085, 1450, 1550, 1798, 2030, 2170, 4495, 5075, 5425, 6293, 8990, 10150, 10850, 12586, 22475, 31465, 44950, 62930, 64171, 128342, 157325, 314650, 320855, 449197, 641710, 898394, 1604275, 1860959, 1989301, 2245985, 3208550, 3721918, 3978602, 4491970, 9304795, 9946505, 11229925, 13026713, 13925107, 18609590, 19893010, 22459850, 26053426, 27850214, 46523975, 49732525, 57689729, 65133565, 69625535, 93047950, 99465050, 115379458, 130267130, 139251070, 288448645, 325667825, 348127675, 403828103, 576897290, 651335650, 696255350, 807656206, 1442243225, 2019140515, 2884486450, 4038281030, 10095702575, 20191405150]

約数ペア:

[(1, 20191405150), (2, 10095702575), (5, 4038281030), (7, 2884486450), (10, 2019140515), (14, 1442243225), (25, 807656206), (29, 696255350), (31, 651335650), (35, 576897290), (50, 403828103), (58, 348127675), (62, 325667825), (70, 288448645), (145, 139251070), (155, 130267130), (175, 115379458), (203, 99465050), (217, 93047950), (290, 69625535), (310, 65133565), (350, 57689729), (406, 49732525), (434, 46523975), (725, 27850214), (775, 26053426), (899, 22459850), (1015, 19893010), (1085, 18609590), (1450, 13925107), (1550, 13026713), (1798, 11229925), (2030, 9946505), (2170, 9304795), (4495, 4491970), (5075, 3978602), (5425, 3721918), (6293, 3208550), (8990, 2245985), (10150, 1989301), (10850, 1860959), (12586, 1604275), (22475, 898394), (31465, 641710), (44950, 449197), (62930, 320855), (64171, 314650), (128342, 157325)]