128432690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{18013}}^1$

素因数の和:18074

約数の個数: 32

約数和(自身を含む): 249025536

約数和(自身を除く): 120592846

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1426, 3565, 7130, 18013, 36026, 90065, 180130, 414299, 558403, 828598, 1116806, 2071495, 2792015, 4142990, 5584030, 12843269, 25686538, 64216345, 128432690]

約数ペア:

[(1, 128432690), (2, 64216345), (5, 25686538), (10, 12843269), (23, 5584030), (31, 4142990), (46, 2792015), (62, 2071495), (115, 1116806), (155, 828598), (230, 558403), (310, 414299), (713, 180130), (1426, 90065), (3565, 36026), (7130, 18013)]