72105332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 140404992

約数和(自身を除く): 68299660

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 163, 181, 188, 326, 362, 611, 652, 724, 1222, 2119, 2353, 2444, 4238, 4706, 7661, 8476, 8507, 9412, 15322, 17014, 29503, 30644, 34028, 59006, 99593, 110591, 118012, 199186, 221182, 383539, 398372, 442364, 767078, 1386641, 1534156, 2773282, 5546564, 18026333, 36052666, 72105332]

約数ペア:

[(1, 72105332), (2, 36052666), (4, 18026333), (13, 5546564), (26, 2773282), (47, 1534156), (52, 1386641), (94, 767078), (163, 442364), (181, 398372), (188, 383539), (326, 221182), (362, 199186), (611, 118012), (652, 110591), (724, 99593), (1222, 59006), (2119, 34028), (2353, 30644), (2444, 29503), (4238, 17014), (4706, 15322), (7661, 9412), (8476, 8507)]