47884720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1123}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 122929632

約数和(自身を除く): 75044912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1123, 1640, 2132, 2246, 2665, 3280, 4264, 4492, 5330, 5615, 8528, 8984, 10660, 11230, 14599, 17968, 21320, 22460, 29198, 42640, 44920, 46043, 58396, 72995, 89840, 92086, 116792, 145990, 184172, 230215, 233584, 291980, 368344, 460430, 583960, 598559, 736688, 920860, 1167920, 1197118, 1841720, 2394236, 2992795, 3683440, 4788472, 5985590, 9576944, 11971180, 23942360, 47884720]

約数ペア:

[(1, 47884720), (2, 23942360), (4, 11971180), (5, 9576944), (8, 5985590), (10, 4788472), (13, 3683440), (16, 2992795), (20, 2394236), (26, 1841720), (40, 1197118), (41, 1167920), (52, 920860), (65, 736688), (80, 598559), (82, 583960), (104, 460430), (130, 368344), (164, 291980), (205, 233584), (208, 230215), (260, 184172), (328, 145990), (410, 116792), (520, 92086), (533, 89840), (656, 72995), (820, 58396), (1040, 46043), (1066, 44920), (1123, 42640), (1640, 29198), (2132, 22460), (2246, 21320), (2665, 17968), (3280, 14599), (4264, 11230), (4492, 10660), (5330, 8984), (5615, 8528)]