79952720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 194368512

約数和(自身を除く): 114415792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 248, 310, 313, 412, 496, 515, 620, 626, 824, 1030, 1240, 1252, 1565, 1648, 2060, 2480, 2504, 3130, 3193, 4120, 5008, 6260, 6386, 8240, 9703, 12520, 12772, 15965, 19406, 25040, 25544, 31930, 32239, 38812, 48515, 51088, 63860, 64478, 77624, 97030, 127720, 128956, 155248, 161195, 194060, 255440, 257912, 322390, 388120, 515824, 644780, 776240, 999409, 1289560, 1998818, 2579120, 3997636, 4997045, 7995272, 9994090, 15990544, 19988180, 39976360, 79952720]

約数ペア:

[(1, 79952720), (2, 39976360), (4, 19988180), (5, 15990544), (8, 9994090), (10, 7995272), (16, 4997045), (20, 3997636), (31, 2579120), (40, 1998818), (62, 1289560), (80, 999409), (103, 776240), (124, 644780), (155, 515824), (206, 388120), (248, 322390), (310, 257912), (313, 255440), (412, 194060), (496, 161195), (515, 155248), (620, 128956), (626, 127720), (824, 97030), (1030, 77624), (1240, 64478), (1252, 63860), (1565, 51088), (1648, 48515), (2060, 38812), (2480, 32239), (2504, 31930), (3130, 25544), (3193, 25040), (4120, 19406), (5008, 15965), (6260, 12772), (6386, 12520), (8240, 9703)]