839648950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4142

約数の個数: 96

約数和(自身を含む): 1939875840

約数和(自身を除く): 1100226890

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 31, 35, 38, 50, 62, 70, 95, 133, 155, 175, 190, 217, 266, 310, 350, 434, 475, 589, 665, 775, 950, 1085, 1178, 1330, 1550, 2170, 2945, 3325, 4073, 4123, 5425, 5890, 6650, 8146, 8246, 10850, 14725, 20365, 20615, 28511, 29450, 40730, 41230, 57022, 77387, 101825, 103075, 126263, 142555, 154774, 203650, 206150, 252526, 285110, 386935, 541709, 631315, 712775, 773870, 883841, 1083418, 1262630, 1425550, 1767682, 1934675, 2398997, 2708545, 3156575, 3869350, 4419205, 4797994, 5417090, 6313150, 8838410, 11994985, 13542725, 16792979, 22096025, 23989970, 27085450, 33585958, 44192050, 59974925, 83964895, 119949850, 167929790, 419824475, 839648950]

約数ペア:

[(1, 839648950), (2, 419824475), (5, 167929790), (7, 119949850), (10, 83964895), (14, 59974925), (19, 44192050), (25, 33585958), (31, 27085450), (35, 23989970), (38, 22096025), (50, 16792979), (62, 13542725), (70, 11994985), (95, 8838410), (133, 6313150), (155, 5417090), (175, 4797994), (190, 4419205), (217, 3869350), (266, 3156575), (310, 2708545), (350, 2398997), (434, 1934675), (475, 1767682), (589, 1425550), (665, 1262630), (775, 1083418), (950, 883841), (1085, 773870), (1178, 712775), (1330, 631315), (1550, 541709), (2170, 386935), (2945, 285110), (3325, 252526), (4073, 206150), (4123, 203650), (5425, 154774), (5890, 142555), (6650, 126263), (8146, 103075), (8246, 101825), (10850, 77387), (14725, 57022), (20365, 41230), (20615, 40730), (28511, 29450)]