79045720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2236

約数の個数: 64

約数和(自身を含む): 194322240

約数和(自身を除く): 115276520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2141, 2840, 3692, 4282, 4615, 7384, 8564, 9230, 10705, 17128, 18460, 21410, 27833, 36920, 42820, 55666, 85640, 111332, 139165, 152011, 222664, 278330, 304022, 556660, 608044, 760055, 1113320, 1216088, 1520110, 1976143, 3040220, 3952286, 6080440, 7904572, 9880715, 15809144, 19761430, 39522860, 79045720]

約数ペア:

[(1, 79045720), (2, 39522860), (4, 19761430), (5, 15809144), (8, 9880715), (10, 7904572), (13, 6080440), (20, 3952286), (26, 3040220), (40, 1976143), (52, 1520110), (65, 1216088), (71, 1113320), (104, 760055), (130, 608044), (142, 556660), (260, 304022), (284, 278330), (355, 222664), (520, 152011), (568, 139165), (710, 111332), (923, 85640), (1420, 55666), (1846, 42820), (2141, 36920), (2840, 27833), (3692, 21410), (4282, 18460), (4615, 17128), (7384, 10705), (8564, 9230)]