79312840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1321}}^1$

素因数の和:1430

約数の個数: 64

約数和(自身を含む): 190368000

約数和(自身を除く): 111055160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1321, 1501, 1580, 2642, 3002, 3160, 5284, 6004, 6605, 7505, 10568, 12008, 13210, 15010, 25099, 26420, 30020, 50198, 52840, 60040, 100396, 104359, 125495, 200792, 208718, 250990, 417436, 501980, 521795, 834872, 1003960, 1043590, 1982821, 2087180, 3965642, 4174360, 7931284, 9914105, 15862568, 19828210, 39656420, 79312840]

約数ペア:

[(1, 79312840), (2, 39656420), (4, 19828210), (5, 15862568), (8, 9914105), (10, 7931284), (19, 4174360), (20, 3965642), (38, 2087180), (40, 1982821), (76, 1043590), (79, 1003960), (95, 834872), (152, 521795), (158, 501980), (190, 417436), (316, 250990), (380, 208718), (395, 200792), (632, 125495), (760, 104359), (790, 100396), (1321, 60040), (1501, 52840), (1580, 50198), (2642, 30020), (3002, 26420), (3160, 25099), (5284, 15010), (6004, 13210), (6605, 12008), (7505, 10568)]