81436256

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:508

約数の個数: 96

約数和(自身を含む): 191600640

約数和(自身を除く): 110164384

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 68, 88, 124, 136, 176, 187, 248, 272, 341, 352, 374, 439, 496, 527, 544, 682, 748, 878, 992, 1054, 1364, 1496, 1756, 2108, 2728, 2992, 3512, 4216, 4829, 5456, 5797, 5984, 7024, 7463, 8432, 9658, 10912, 11594, 13609, 14048, 14926, 16864, 19316, 23188, 27218, 29852, 38632, 46376, 54436, 59704, 77264, 82093, 92752, 108872, 119408, 149699, 154528, 164186, 185504, 217744, 231353, 238816, 299398, 328372, 435488, 462706, 598796, 656744, 925412, 1197592, 1313488, 1850824, 2395184, 2544883, 2626976, 3701648, 4790368, 5089766, 7403296, 10179532, 20359064, 40718128, 81436256]

約数ペア:

[(1, 81436256), (2, 40718128), (4, 20359064), (8, 10179532), (11, 7403296), (16, 5089766), (17, 4790368), (22, 3701648), (31, 2626976), (32, 2544883), (34, 2395184), (44, 1850824), (62, 1313488), (68, 1197592), (88, 925412), (124, 656744), (136, 598796), (176, 462706), (187, 435488), (248, 328372), (272, 299398), (341, 238816), (352, 231353), (374, 217744), (439, 185504), (496, 164186), (527, 154528), (544, 149699), (682, 119408), (748, 108872), (878, 92752), (992, 82093), (1054, 77264), (1364, 59704), (1496, 54436), (1756, 46376), (2108, 38632), (2728, 29852), (2992, 27218), (3512, 23188), (4216, 19316), (4829, 16864), (5456, 14926), (5797, 14048), (5984, 13609), (7024, 11594), (7463, 10912), (8432, 9658)]