164014640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1453}}^1$

素因数の和:1566

約数の個数: 80

約数和(自身を含む): 408911328

約数和(自身を除く): 244896688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 830, 1328, 1360, 1411, 1453, 1660, 2822, 2906, 3320, 5644, 5812, 6640, 7055, 7265, 11288, 11624, 14110, 14530, 22576, 23248, 24701, 28220, 29060, 49402, 56440, 58120, 98804, 112880, 116240, 120599, 123505, 197608, 241198, 247010, 395216, 482396, 494020, 602995, 964792, 988040, 1205990, 1929584, 1976080, 2050183, 2411980, 4100366, 4823960, 8200732, 9647920, 10250915, 16401464, 20501830, 32802928, 41003660, 82007320, 164014640]

約数ペア:

[(1, 164014640), (2, 82007320), (4, 41003660), (5, 32802928), (8, 20501830), (10, 16401464), (16, 10250915), (17, 9647920), (20, 8200732), (34, 4823960), (40, 4100366), (68, 2411980), (80, 2050183), (83, 1976080), (85, 1929584), (136, 1205990), (166, 988040), (170, 964792), (272, 602995), (332, 494020), (340, 482396), (415, 395216), (664, 247010), (680, 241198), (830, 197608), (1328, 123505), (1360, 120599), (1411, 116240), (1453, 112880), (1660, 98804), (2822, 58120), (2906, 56440), (3320, 49402), (5644, 29060), (5812, 28220), (6640, 24701), (7055, 23248), (7265, 22576), (11288, 14530), (11624, 14110)]