919496735

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 1259089920

約数和(自身を除く): 339593185

約数列:

[1, 5, 19, 31, 43, 53, 95, 137, 155, 215, 265, 589, 685, 817, 1007, 1333, 1643, 2279, 2603, 2945, 4085, 4247, 5035, 5891, 6665, 7261, 8215, 11395, 13015, 21235, 25327, 29455, 31217, 36305, 43301, 70649, 80693, 111929, 126635, 137959, 156085, 182621, 216505, 225091, 312223, 353245, 403465, 559645, 689795, 913105, 1125455, 1342331, 1561115, 3469799, 4276729, 5932237, 6711655, 9678913, 17348995, 21383645, 29661185, 48394565, 183899347, 919496735]

約数ペア:

[(1, 919496735), (5, 183899347), (19, 48394565), (31, 29661185), (43, 21383645), (53, 17348995), (95, 9678913), (137, 6711655), (155, 5932237), (215, 4276729), (265, 3469799), (589, 1561115), (685, 1342331), (817, 1125455), (1007, 913105), (1333, 689795), (1643, 559645), (2279, 403465), (2603, 353245), (2945, 312223), (4085, 225091), (4247, 216505), (5035, 182621), (5891, 156085), (6665, 137959), (7261, 126635), (8215, 111929), (11395, 80693), (13015, 70649), (21235, 43301), (25327, 36305), (29455, 31217)]