70801520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28549}}^1$

素因数の和:28593

約数の個数: 40

約数和(自身を含む): 169929600

約数和(自身を除く): 99128080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28549, 57098, 114196, 142745, 228392, 285490, 456784, 570980, 885019, 1141960, 1770038, 2283920, 3540076, 4425095, 7080152, 8850190, 14160304, 17700380, 35400760, 70801520]

約数ペア:

[(1, 70801520), (2, 35400760), (4, 17700380), (5, 14160304), (8, 8850190), (10, 7080152), (16, 4425095), (20, 3540076), (31, 2283920), (40, 1770038), (62, 1141960), (80, 885019), (124, 570980), (155, 456784), (248, 285490), (310, 228392), (496, 142745), (620, 114196), (1240, 57098), (2480, 28549)]