25307890

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19319}}^1$

素因数の和:19457

約数の個数: 16

約数和(自身を含む): 45904320

約数和(自身を除く): 20596430

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 19319, 38638, 96595, 193190, 2530789, 5061578, 12653945, 25307890]

約数ペア:

[(1, 25307890), (2, 12653945), (5, 5061578), (10, 2530789), (131, 193190), (262, 96595), (655, 38638), (1310, 19319)]