50006480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:396

約数の個数: 80

約数和(自身を含む): 123742080

約数和(自身を除く): 73735600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 167, 190, 197, 304, 334, 380, 394, 668, 760, 788, 835, 985, 1336, 1520, 1576, 1670, 1970, 2672, 3152, 3173, 3340, 3743, 3940, 6346, 6680, 7486, 7880, 12692, 13360, 14972, 15760, 15865, 18715, 25384, 29944, 31730, 32899, 37430, 50768, 59888, 63460, 65798, 74860, 126920, 131596, 149720, 164495, 253840, 263192, 299440, 328990, 526384, 625081, 657980, 1250162, 1315960, 2500324, 2631920, 3125405, 5000648, 6250810, 10001296, 12501620, 25003240, 50006480]

約数ペア:

[(1, 50006480), (2, 25003240), (4, 12501620), (5, 10001296), (8, 6250810), (10, 5000648), (16, 3125405), (19, 2631920), (20, 2500324), (38, 1315960), (40, 1250162), (76, 657980), (80, 625081), (95, 526384), (152, 328990), (167, 299440), (190, 263192), (197, 253840), (304, 164495), (334, 149720), (380, 131596), (394, 126920), (668, 74860), (760, 65798), (788, 63460), (835, 59888), (985, 50768), (1336, 37430), (1520, 32899), (1576, 31730), (1670, 29944), (1970, 25384), (2672, 18715), (3152, 15865), (3173, 15760), (3340, 14972), (3743, 13360), (3940, 12692), (6346, 7880), (6680, 7486)]