71389528

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 102792872

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 41, 56, 59, 62, 68, 82, 118, 119, 124, 136, 164, 217, 236, 238, 248, 287, 328, 413, 434, 472, 476, 527, 574, 697, 826, 868, 952, 1003, 1054, 1148, 1271, 1394, 1652, 1736, 1829, 2006, 2108, 2296, 2419, 2542, 2788, 3304, 3658, 3689, 4012, 4216, 4838, 4879, 5084, 5576, 7021, 7316, 7378, 8024, 8897, 9676, 9758, 10168, 12803, 14042, 14632, 14756, 16933, 17794, 19352, 19516, 21607, 25606, 28084, 29512, 31093, 33866, 35588, 39032, 41123, 43214, 51212, 56168, 62186, 67732, 71176, 74989, 82246, 86428, 102424, 124372, 135464, 149978, 151249, 164492, 172856, 217651, 248744, 287861, 299956, 302498, 328984, 435302, 524923, 575722, 599912, 604996, 870604, 1049846, 1151444, 1209992, 1274813, 1741208, 2099692, 2302888, 2549626, 4199384, 5099252, 8923691, 10198504, 17847382, 35694764, 71389528]

約数ペア:

[(1, 71389528), (2, 35694764), (4, 17847382), (7, 10198504), (8, 8923691), (14, 5099252), (17, 4199384), (28, 2549626), (31, 2302888), (34, 2099692), (41, 1741208), (56, 1274813), (59, 1209992), (62, 1151444), (68, 1049846), (82, 870604), (118, 604996), (119, 599912), (124, 575722), (136, 524923), (164, 435302), (217, 328984), (236, 302498), (238, 299956), (248, 287861), (287, 248744), (328, 217651), (413, 172856), (434, 164492), (472, 151249), (476, 149978), (527, 135464), (574, 124372), (697, 102424), (826, 86428), (868, 82246), (952, 74989), (1003, 71176), (1054, 67732), (1148, 62186), (1271, 56168), (1394, 51212), (1652, 43214), (1736, 41123), (1829, 39032), (2006, 35588), (2108, 33866), (2296, 31093), (2419, 29512), (2542, 28084), (2788, 25606), (3304, 21607), (3658, 19516), (3689, 19352), (4012, 17794), (4216, 16933), (4838, 14756), (4879, 14632), (5084, 14042), (5576, 12803), (7021, 10168), (7316, 9758), (7378, 9676), (8024, 8897)]