68144908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 137126304

約数和(自身を除く): 68981396

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 157, 221, 314, 442, 491, 628, 884, 982, 1964, 2041, 2669, 4082, 5338, 6383, 8164, 8347, 10676, 12766, 16694, 25532, 33388, 34697, 69394, 77087, 108511, 138788, 154174, 217022, 308348, 434044, 1002131, 1310479, 2004262, 2620958, 4008524, 5241916, 17036227, 34072454, 68144908]

約数ペア:

[(1, 68144908), (2, 34072454), (4, 17036227), (13, 5241916), (17, 4008524), (26, 2620958), (34, 2004262), (52, 1310479), (68, 1002131), (157, 434044), (221, 308348), (314, 217022), (442, 154174), (491, 138788), (628, 108511), (884, 77087), (982, 69394), (1964, 34697), (2041, 33388), (2669, 25532), (4082, 16694), (5338, 12766), (6383, 10676), (8164, 8347)]