78315080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 183783600

約数和(自身を除く): 105468520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 181, 232, 290, 362, 373, 580, 724, 746, 905, 1160, 1448, 1492, 1810, 1865, 2984, 3620, 3730, 5249, 7240, 7460, 10498, 10817, 14920, 20996, 21634, 26245, 41992, 43268, 52490, 54085, 67513, 86536, 104980, 108170, 135026, 209960, 216340, 270052, 337565, 432680, 540104, 675130, 1350260, 1957877, 2700520, 3915754, 7831508, 9789385, 15663016, 19578770, 39157540, 78315080]

約数ペア:

[(1, 78315080), (2, 39157540), (4, 19578770), (5, 15663016), (8, 9789385), (10, 7831508), (20, 3915754), (29, 2700520), (40, 1957877), (58, 1350260), (116, 675130), (145, 540104), (181, 432680), (232, 337565), (290, 270052), (362, 216340), (373, 209960), (580, 135026), (724, 108170), (746, 104980), (905, 86536), (1160, 67513), (1448, 54085), (1492, 52490), (1810, 43268), (1865, 41992), (2984, 26245), (3620, 21634), (3730, 20996), (5249, 14920), (7240, 10817), (7460, 10498)]