38239760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 97118784

約数和(自身を除く): 58879024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 332, 415, 443, 520, 664, 830, 886, 1040, 1079, 1328, 1660, 1772, 2158, 2215, 3320, 3544, 4316, 4430, 5395, 5759, 6640, 7088, 8632, 8860, 10790, 11518, 17264, 17720, 21580, 23036, 28795, 35440, 36769, 43160, 46072, 57590, 73538, 86320, 92144, 115180, 147076, 183845, 230360, 294152, 367690, 460720, 477997, 588304, 735380, 955994, 1470760, 1911988, 2389985, 2941520, 3823976, 4779970, 7647952, 9559940, 19119880, 38239760]

約数ペア:

[(1, 38239760), (2, 19119880), (4, 9559940), (5, 7647952), (8, 4779970), (10, 3823976), (13, 2941520), (16, 2389985), (20, 1911988), (26, 1470760), (40, 955994), (52, 735380), (65, 588304), (80, 477997), (83, 460720), (104, 367690), (130, 294152), (166, 230360), (208, 183845), (260, 147076), (332, 115180), (415, 92144), (443, 86320), (520, 73538), (664, 57590), (830, 46072), (886, 43160), (1040, 36769), (1079, 35440), (1328, 28795), (1660, 23036), (1772, 21580), (2158, 17720), (2215, 17264), (3320, 11518), (3544, 10790), (4316, 8860), (4430, 8632), (5395, 7088), (5759, 6640)]