25892680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 64411200

約数和(自身を除く): 38518520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 664, 709, 830, 913, 1418, 1660, 1826, 2836, 3320, 3545, 3652, 4565, 5672, 7090, 7304, 7799, 9130, 14180, 15598, 18260, 28360, 31196, 36520, 38995, 58847, 62392, 77990, 117694, 155980, 235388, 294235, 311960, 470776, 588470, 647317, 1176940, 1294634, 2353880, 2589268, 3236585, 5178536, 6473170, 12946340, 25892680]

約数ペア:

[(1, 25892680), (2, 12946340), (4, 6473170), (5, 5178536), (8, 3236585), (10, 2589268), (11, 2353880), (20, 1294634), (22, 1176940), (40, 647317), (44, 588470), (55, 470776), (83, 311960), (88, 294235), (110, 235388), (166, 155980), (220, 117694), (332, 77990), (415, 62392), (440, 58847), (664, 38995), (709, 36520), (830, 31196), (913, 28360), (1418, 18260), (1660, 15598), (1826, 14180), (2836, 9130), (3320, 7799), (3545, 7304), (3652, 7090), (4565, 5672)]