253186990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157259}}^1$

素因数の和:157296

約数の個数: 32

約数和(自身を含む): 543490560

約数和(自身を除く): 290303570

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 157259, 314518, 786295, 1100813, 1572590, 2201626, 3616957, 5504065, 7233914, 11008130, 18084785, 25318699, 36169570, 50637398, 126593495, 253186990]

約数ペア:

[(1, 253186990), (2, 126593495), (5, 50637398), (7, 36169570), (10, 25318699), (14, 18084785), (23, 11008130), (35, 7233914), (46, 5504065), (70, 3616957), (115, 2201626), (161, 1572590), (230, 1100813), (322, 786295), (805, 314518), (1610, 157259)]