89993410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 189205632

約数和(自身を除く): 99212222

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 430, 442, 559, 731, 947, 1105, 1118, 1462, 1894, 2210, 2795, 3655, 4735, 5590, 7310, 9470, 9503, 12311, 16099, 19006, 24622, 32198, 40721, 47515, 61555, 80495, 81442, 95030, 123110, 160990, 203605, 209287, 407210, 418574, 529373, 692257, 1046435, 1058746, 1384514, 2092870, 2646865, 3461285, 5293730, 6922570, 8999341, 17998682, 44996705, 89993410]

約数ペア:

[(1, 89993410), (2, 44996705), (5, 17998682), (10, 8999341), (13, 6922570), (17, 5293730), (26, 3461285), (34, 2646865), (43, 2092870), (65, 1384514), (85, 1058746), (86, 1046435), (130, 692257), (170, 529373), (215, 418574), (221, 407210), (430, 209287), (442, 203605), (559, 160990), (731, 123110), (947, 95030), (1105, 81442), (1118, 80495), (1462, 61555), (1894, 47515), (2210, 40721), (2795, 32198), (3655, 24622), (4735, 19006), (5590, 16099), (7310, 12311), (9470, 9503)]