155016970

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 282844800

約数和(自身を除く): 127827830

約数列:

[1, 2, 5, 10, 139, 229, 278, 458, 487, 695, 974, 1145, 1390, 2290, 2435, 4870, 31831, 63662, 67693, 111523, 135386, 159155, 223046, 318310, 338465, 557615, 676930, 1115230, 15501697, 31003394, 77508485, 155016970]

約数ペア:

[(1, 155016970), (2, 77508485), (5, 31003394), (10, 15501697), (139, 1115230), (229, 676930), (278, 557615), (458, 338465), (487, 318310), (695, 223046), (974, 159155), (1145, 135386), (1390, 111523), (2290, 67693), (2435, 63662), (4870, 31831)]