27401530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 56010528

約数和(自身を除く): 28608998

約数列:

[1, 2, 5, 10, 13, 26, 41, 53, 65, 82, 97, 106, 130, 194, 205, 265, 410, 485, 530, 533, 689, 970, 1066, 1261, 1378, 2173, 2522, 2665, 3445, 3977, 4346, 5141, 5330, 6305, 6890, 7954, 10282, 10865, 12610, 19885, 21730, 25705, 28249, 39770, 51410, 51701, 56498, 66833, 103402, 133666, 141245, 210781, 258505, 282490, 334165, 421562, 517010, 668330, 1053905, 2107810, 2740153, 5480306, 13700765, 27401530]

約数ペア:

[(1, 27401530), (2, 13700765), (5, 5480306), (10, 2740153), (13, 2107810), (26, 1053905), (41, 668330), (53, 517010), (65, 421562), (82, 334165), (97, 282490), (106, 258505), (130, 210781), (194, 141245), (205, 133666), (265, 103402), (410, 66833), (485, 56498), (530, 51701), (533, 51410), (689, 39770), (970, 28249), (1066, 25705), (1261, 21730), (1378, 19885), (2173, 12610), (2522, 10865), (2665, 10282), (3445, 7954), (3977, 6890), (4346, 6305), (5141, 5330)]