163770400

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4993}}^1$

素因数の和:5054

約数の個数: 72

約数和(自身を含む): 409637844

約数和(自身を除く): 245867444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 2050, 3280, 4100, 4993, 6560, 8200, 9986, 16400, 19972, 24965, 32800, 39944, 49930, 79888, 99860, 124825, 159776, 199720, 204713, 249650, 399440, 409426, 499300, 798880, 818852, 998600, 1023565, 1637704, 1997200, 2047130, 3275408, 3994400, 4094260, 5117825, 6550816, 8188520, 10235650, 16377040, 20471300, 32754080, 40942600, 81885200, 163770400]

約数ペア:

[(1, 163770400), (2, 81885200), (4, 40942600), (5, 32754080), (8, 20471300), (10, 16377040), (16, 10235650), (20, 8188520), (25, 6550816), (32, 5117825), (40, 4094260), (41, 3994400), (50, 3275408), (80, 2047130), (82, 1997200), (100, 1637704), (160, 1023565), (164, 998600), (200, 818852), (205, 798880), (328, 499300), (400, 409426), (410, 399440), (656, 249650), (800, 204713), (820, 199720), (1025, 159776), (1312, 124825), (1640, 99860), (2050, 79888), (3280, 49930), (4100, 39944), (4993, 32800), (6560, 24965), (8200, 19972), (9986, 16400)]