1654295890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{240101}}^1$

素因数の和:240174

約数の個数: 32

約数和(自身を含む): 3267308016

約数和(自身を除く): 1613012126

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 240101, 480202, 1200505, 2401010, 3121313, 6242626, 12725353, 15606565, 25450706, 31213130, 63626765, 127253530, 165429589, 330859178, 827147945, 1654295890]

約数ペア:

[(1, 1654295890), (2, 827147945), (5, 330859178), (10, 165429589), (13, 127253530), (26, 63626765), (53, 31213130), (65, 25450706), (106, 15606565), (130, 12725353), (265, 6242626), (530, 3121313), (689, 2401010), (1378, 1200505), (3445, 480202), (6890, 240101)]