78910700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3119}}^1$

素因数の和:3167

約数の個数: 72

約数和(自身を含む): 194987520

約数和(自身を除く): 116076820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 3119, 5060, 6238, 6325, 12476, 12650, 15595, 25300, 31190, 34309, 62380, 68618, 71737, 77975, 137236, 143474, 155950, 171545, 286948, 311900, 343090, 358685, 686180, 717370, 789107, 857725, 1434740, 1578214, 1715450, 1793425, 3156428, 3430900, 3586850, 3945535, 7173700, 7891070, 15782140, 19727675, 39455350, 78910700]

約数ペア:

[(1, 78910700), (2, 39455350), (4, 19727675), (5, 15782140), (10, 7891070), (11, 7173700), (20, 3945535), (22, 3586850), (23, 3430900), (25, 3156428), (44, 1793425), (46, 1715450), (50, 1578214), (55, 1434740), (92, 857725), (100, 789107), (110, 717370), (115, 686180), (220, 358685), (230, 343090), (253, 311900), (275, 286948), (460, 171545), (506, 155950), (550, 143474), (575, 137236), (1012, 77975), (1100, 71737), (1150, 68618), (1265, 62380), (2300, 34309), (2530, 31190), (3119, 25300), (5060, 15595), (6238, 12650), (6325, 12476)]