153363880

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{24421}}^1$

素因数の和:24589

約数の個数: 32

約数和(自身を含む): 347280840

約数和(自身を除く): 193916960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 24421, 48842, 97684, 122105, 195368, 244210, 488420, 976840, 3834097, 7668194, 15336388, 19170485, 30672776, 38340970, 76681940, 153363880]

約数ペア:

[(1, 153363880), (2, 76681940), (4, 38340970), (5, 30672776), (8, 19170485), (10, 15336388), (20, 7668194), (40, 3834097), (157, 976840), (314, 488420), (628, 244210), (785, 195368), (1256, 122105), (1570, 97684), (3140, 48842), (6280, 24421)]