72146672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 158656512

約数和(自身を除く): 86509840

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 67, 104, 124, 134, 167, 208, 248, 268, 334, 403, 496, 536, 668, 806, 871, 1072, 1336, 1612, 1742, 2077, 2171, 2672, 3224, 3484, 4154, 4342, 5177, 6448, 6968, 8308, 8684, 10354, 11189, 13936, 16616, 17368, 20708, 22378, 27001, 33232, 34736, 41416, 44756, 54002, 67301, 82832, 89512, 108004, 134602, 145457, 179024, 216008, 269204, 290914, 346859, 432016, 538408, 581828, 693718, 1076816, 1163656, 1387436, 2327312, 2774872, 4509167, 5549744, 9018334, 18036668, 36073336, 72146672]

約数ペア:

[(1, 72146672), (2, 36073336), (4, 18036668), (8, 9018334), (13, 5549744), (16, 4509167), (26, 2774872), (31, 2327312), (52, 1387436), (62, 1163656), (67, 1076816), (104, 693718), (124, 581828), (134, 538408), (167, 432016), (208, 346859), (248, 290914), (268, 269204), (334, 216008), (403, 179024), (496, 145457), (536, 134602), (668, 108004), (806, 89512), (871, 82832), (1072, 67301), (1336, 54002), (1612, 44756), (1742, 41416), (2077, 34736), (2171, 33232), (2672, 27001), (3224, 22378), (3484, 20708), (4154, 17368), (4342, 16616), (5177, 13936), (6448, 11189), (6968, 10354), (8308, 8684)]