105798040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2164

約数の個数: 64

約数和(自身を含む): 251838720

約数和(自身を除く): 146040680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2081, 2542, 4162, 5084, 6355, 8324, 10168, 10405, 12710, 16648, 20810, 25420, 41620, 50840, 64511, 83240, 85321, 129022, 170642, 258044, 322555, 341284, 426605, 516088, 645110, 682568, 853210, 1290220, 1706420, 2580440, 2644951, 3412840, 5289902, 10579804, 13224755, 21159608, 26449510, 52899020, 105798040]

約数ペア:

[(1, 105798040), (2, 52899020), (4, 26449510), (5, 21159608), (8, 13224755), (10, 10579804), (20, 5289902), (31, 3412840), (40, 2644951), (41, 2580440), (62, 1706420), (82, 1290220), (124, 853210), (155, 682568), (164, 645110), (205, 516088), (248, 426605), (310, 341284), (328, 322555), (410, 258044), (620, 170642), (820, 129022), (1240, 85321), (1271, 83240), (1640, 64511), (2081, 50840), (2542, 41620), (4162, 25420), (5084, 20810), (6355, 16648), (8324, 12710), (10168, 10405)]