79461040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:950

約数の個数: 80

約数和(自身を含む): 197889120

約数和(自身を除く): 118428080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 857, 976, 1159, 1220, 1520, 1714, 2318, 2440, 3428, 4285, 4636, 4880, 5795, 6856, 8570, 9272, 11590, 13712, 16283, 17140, 18544, 23180, 32566, 34280, 46360, 52277, 65132, 68560, 81415, 92720, 104554, 130264, 162830, 209108, 260528, 261385, 325660, 418216, 522770, 651320, 836432, 993263, 1045540, 1302640, 1986526, 2091080, 3973052, 4182160, 4966315, 7946104, 9932630, 15892208, 19865260, 39730520, 79461040]

約数ペア:

[(1, 79461040), (2, 39730520), (4, 19865260), (5, 15892208), (8, 9932630), (10, 7946104), (16, 4966315), (19, 4182160), (20, 3973052), (38, 2091080), (40, 1986526), (61, 1302640), (76, 1045540), (80, 993263), (95, 836432), (122, 651320), (152, 522770), (190, 418216), (244, 325660), (304, 261385), (305, 260528), (380, 209108), (488, 162830), (610, 130264), (760, 104554), (857, 92720), (976, 81415), (1159, 68560), (1220, 65132), (1520, 52277), (1714, 46360), (2318, 34280), (2440, 32566), (3428, 23180), (4285, 18544), (4636, 17140), (4880, 16283), (5795, 13712), (6856, 11590), (8570, 9272)]