505303100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 1246586880

約数和(自身を除く): 741283780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 31, 38, 46, 50, 62, 76, 92, 95, 100, 115, 124, 155, 190, 230, 310, 373, 380, 437, 460, 475, 575, 589, 620, 713, 746, 775, 874, 950, 1150, 1178, 1426, 1492, 1550, 1748, 1865, 1900, 2185, 2300, 2356, 2852, 2945, 3100, 3565, 3730, 4370, 5890, 7087, 7130, 7460, 8579, 8740, 9325, 10925, 11563, 11780, 13547, 14174, 14260, 14725, 17158, 17825, 18650, 21850, 23126, 27094, 28348, 29450, 34316, 35435, 35650, 37300, 42895, 43700, 46252, 54188, 57815, 58900, 67735, 70870, 71300, 85790, 115630, 135470, 141740, 163001, 171580, 177175, 214475, 219697, 231260, 265949, 270940, 289075, 326002, 338675, 354350, 428950, 439394, 531898, 578150, 652004, 677350, 708700, 815005, 857900, 878788, 1063796, 1098485, 1156300, 1329745, 1354700, 1630010, 2196970, 2659490, 3260020, 4075025, 4393940, 5053031, 5318980, 5492425, 6648725, 8150050, 10106062, 10984850, 13297450, 16300100, 20212124, 21969700, 25265155, 26594900, 50530310, 101060620, 126325775, 252651550, 505303100]

約数ペア:

[(1, 505303100), (2, 252651550), (4, 126325775), (5, 101060620), (10, 50530310), (19, 26594900), (20, 25265155), (23, 21969700), (25, 20212124), (31, 16300100), (38, 13297450), (46, 10984850), (50, 10106062), (62, 8150050), (76, 6648725), (92, 5492425), (95, 5318980), (100, 5053031), (115, 4393940), (124, 4075025), (155, 3260020), (190, 2659490), (230, 2196970), (310, 1630010), (373, 1354700), (380, 1329745), (437, 1156300), (460, 1098485), (475, 1063796), (575, 878788), (589, 857900), (620, 815005), (713, 708700), (746, 677350), (775, 652004), (874, 578150), (950, 531898), (1150, 439394), (1178, 428950), (1426, 354350), (1492, 338675), (1550, 326002), (1748, 289075), (1865, 270940), (1900, 265949), (2185, 231260), (2300, 219697), (2356, 214475), (2852, 177175), (2945, 171580), (3100, 163001), (3565, 141740), (3730, 135470), (4370, 115630), (5890, 85790), (7087, 71300), (7130, 70870), (7460, 67735), (8579, 58900), (8740, 57815), (9325, 54188), (10925, 46252), (11563, 43700), (11780, 42895), (13547, 37300), (14174, 35650), (14260, 35435), (14725, 34316), (17158, 29450), (17825, 28348), (18650, 27094), (21850, 23126)]