71618144

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 174318480

約数和(自身を除く): 102700336

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 41, 52, 68, 76, 82, 104, 136, 152, 164, 169, 208, 221, 247, 272, 304, 323, 328, 338, 416, 442, 494, 533, 544, 608, 646, 656, 676, 697, 779, 884, 988, 1066, 1292, 1312, 1352, 1394, 1558, 1768, 1976, 2132, 2584, 2704, 2788, 2873, 3116, 3211, 3536, 3952, 4199, 4264, 5168, 5408, 5576, 5746, 6232, 6422, 6929, 7072, 7904, 8398, 8528, 9061, 10127, 10336, 11152, 11492, 12464, 12844, 13243, 13858, 16796, 17056, 18122, 20254, 22304, 22984, 24928, 25688, 26486, 27716, 33592, 36244, 40508, 45968, 51376, 52972, 54587, 55432, 67184, 72488, 81016, 91936, 102752, 105944, 109174, 110864, 117793, 131651, 134368, 144976, 162032, 172159, 211888, 218348, 221728, 235586, 263302, 289952, 324064, 344318, 423776, 436696, 471172, 526604, 688636, 873392, 942344, 1053208, 1377272, 1746784, 1884688, 2106416, 2238067, 2754544, 3769376, 4212832, 4476134, 5509088, 8952268, 17904536, 35809072, 71618144]

約数ペア:

[(1, 71618144), (2, 35809072), (4, 17904536), (8, 8952268), (13, 5509088), (16, 4476134), (17, 4212832), (19, 3769376), (26, 2754544), (32, 2238067), (34, 2106416), (38, 1884688), (41, 1746784), (52, 1377272), (68, 1053208), (76, 942344), (82, 873392), (104, 688636), (136, 526604), (152, 471172), (164, 436696), (169, 423776), (208, 344318), (221, 324064), (247, 289952), (272, 263302), (304, 235586), (323, 221728), (328, 218348), (338, 211888), (416, 172159), (442, 162032), (494, 144976), (533, 134368), (544, 131651), (608, 117793), (646, 110864), (656, 109174), (676, 105944), (697, 102752), (779, 91936), (884, 81016), (988, 72488), (1066, 67184), (1292, 55432), (1312, 54587), (1352, 52972), (1394, 51376), (1558, 45968), (1768, 40508), (1976, 36244), (2132, 33592), (2584, 27716), (2704, 26486), (2788, 25688), (2873, 24928), (3116, 22984), (3211, 22304), (3536, 20254), (3952, 18122), (4199, 17056), (4264, 16796), (5168, 13858), (5408, 13243), (5576, 12844), (5746, 12464), (6232, 11492), (6422, 11152), (6929, 10336), (7072, 10127), (7904, 9061), (8398, 8528)]