18310424080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{222863}}^1$

素因数の和:222968

約数の個数: 80

約数和(自身を含む): 46427028480

約数和(自身を除く): 28116604400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1264, 1580, 2054, 3160, 4108, 5135, 6320, 8216, 10270, 16432, 20540, 41080, 82160, 222863, 445726, 891452, 1114315, 1782904, 2228630, 2897219, 3565808, 4457260, 5794438, 8914520, 11588876, 14486095, 17606177, 17829040, 23177752, 28972190, 35212354, 46355504, 57944380, 70424708, 88030885, 115888760, 140849416, 176061770, 228880301, 231777520, 281698832, 352123540, 457760602, 704247080, 915521204, 1144401505, 1408494160, 1831042408, 2288803010, 3662084816, 4577606020, 9155212040, 18310424080]

約数ペア:

[(1, 18310424080), (2, 9155212040), (4, 4577606020), (5, 3662084816), (8, 2288803010), (10, 1831042408), (13, 1408494160), (16, 1144401505), (20, 915521204), (26, 704247080), (40, 457760602), (52, 352123540), (65, 281698832), (79, 231777520), (80, 228880301), (104, 176061770), (130, 140849416), (158, 115888760), (208, 88030885), (260, 70424708), (316, 57944380), (395, 46355504), (520, 35212354), (632, 28972190), (790, 23177752), (1027, 17829040), (1040, 17606177), (1264, 14486095), (1580, 11588876), (2054, 8914520), (3160, 5794438), (4108, 4457260), (5135, 3565808), (6320, 2897219), (8216, 2228630), (10270, 1782904), (16432, 1114315), (20540, 891452), (41080, 445726), (82160, 222863)]