65540644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 131918976

約数和(自身を除く): 66378332

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 151, 221, 302, 442, 491, 604, 884, 982, 1963, 1964, 2567, 3926, 5134, 6383, 7852, 8347, 10268, 12766, 16694, 25532, 33371, 33388, 66742, 74141, 108511, 133484, 148282, 217022, 296564, 434044, 963833, 1260397, 1927666, 2520794, 3855332, 5041588, 16385161, 32770322, 65540644]

約数ペア:

[(1, 65540644), (2, 32770322), (4, 16385161), (13, 5041588), (17, 3855332), (26, 2520794), (34, 1927666), (52, 1260397), (68, 963833), (151, 434044), (221, 296564), (302, 217022), (442, 148282), (491, 133484), (604, 108511), (884, 74141), (982, 66742), (1963, 33388), (1964, 33371), (2567, 25532), (3926, 16694), (5134, 12766), (6383, 10268), (7852, 8347)]