156782810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{8291}}^1$

素因数の和:8390

約数の個数: 32

約数和(自身を含む): 296123904

約数和(自身を除く): 139341094

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3782, 8291, 9455, 16582, 18910, 41455, 82910, 257021, 505751, 514042, 1011502, 1285105, 2528755, 2570210, 5057510, 15678281, 31356562, 78391405, 156782810]

約数ペア:

[(1, 156782810), (2, 78391405), (5, 31356562), (10, 15678281), (31, 5057510), (61, 2570210), (62, 2528755), (122, 1285105), (155, 1011502), (305, 514042), (310, 505751), (610, 257021), (1891, 82910), (3782, 41455), (8291, 18910), (9455, 16582)]