129739010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{509}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 237945600

約数和(自身を除く): 108206590

約数列:

[1, 2, 5, 10, 71, 142, 355, 359, 509, 710, 718, 1018, 1795, 2545, 3590, 5090, 25489, 36139, 50978, 72278, 127445, 180695, 182731, 254890, 361390, 365462, 913655, 1827310, 12973901, 25947802, 64869505, 129739010]

約数ペア:

[(1, 129739010), (2, 64869505), (5, 25947802), (10, 12973901), (71, 1827310), (142, 913655), (355, 365462), (359, 361390), (509, 254890), (710, 182731), (718, 180695), (1018, 127445), (1795, 72278), (2545, 50978), (3590, 36139), (5090, 25489)]