49871560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 119070720

約数和(自身を除く): 69199160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1087, 1147, 1240, 1480, 2174, 2294, 4348, 4588, 5435, 5735, 8696, 9176, 10870, 11470, 21740, 22940, 33697, 40219, 43480, 45880, 67394, 80438, 134788, 160876, 168485, 201095, 269576, 321752, 336970, 402190, 673940, 804380, 1246789, 1347880, 1608760, 2493578, 4987156, 6233945, 9974312, 12467890, 24935780, 49871560]

約数ペア:

[(1, 49871560), (2, 24935780), (4, 12467890), (5, 9974312), (8, 6233945), (10, 4987156), (20, 2493578), (31, 1608760), (37, 1347880), (40, 1246789), (62, 804380), (74, 673940), (124, 402190), (148, 336970), (155, 321752), (185, 269576), (248, 201095), (296, 168485), (310, 160876), (370, 134788), (620, 80438), (740, 67394), (1087, 45880), (1147, 43480), (1240, 40219), (1480, 33697), (2174, 22940), (2294, 21740), (4348, 11470), (4588, 10870), (5435, 9176), (5735, 8696)]