817367720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{4283}}^1$

素因数の和:4674

約数の個数: 64

約数和(自身を含む): 1986405120

約数和(自身を除く): 1169037400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 367, 520, 734, 1468, 1835, 2936, 3670, 4283, 4771, 7340, 8566, 9542, 14680, 17132, 19084, 21415, 23855, 34264, 38168, 42830, 47710, 55679, 85660, 95420, 111358, 171320, 190840, 222716, 278395, 445432, 556790, 1113580, 1571861, 2227160, 3143722, 6287444, 7859305, 12574888, 15718610, 20434193, 31437220, 40868386, 62874440, 81736772, 102170965, 163473544, 204341930, 408683860, 817367720]

約数ペア:

[(1, 817367720), (2, 408683860), (4, 204341930), (5, 163473544), (8, 102170965), (10, 81736772), (13, 62874440), (20, 40868386), (26, 31437220), (40, 20434193), (52, 15718610), (65, 12574888), (104, 7859305), (130, 6287444), (260, 3143722), (367, 2227160), (520, 1571861), (734, 1113580), (1468, 556790), (1835, 445432), (2936, 278395), (3670, 222716), (4283, 190840), (4771, 171320), (7340, 111358), (8566, 95420), (9542, 85660), (14680, 55679), (17132, 47710), (19084, 42830), (21415, 38168), (23855, 34264)]