64423180

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 138733056

約数和(自身を除く): 74309876

約数列:

[1, 2, 4, 5, 10, 20, 67, 131, 134, 262, 268, 335, 367, 524, 655, 670, 734, 1310, 1340, 1468, 1835, 2620, 3670, 7340, 8777, 17554, 24589, 35108, 43885, 48077, 49178, 87770, 96154, 98356, 122945, 175540, 192308, 240385, 245890, 480770, 491780, 961540, 3221159, 6442318, 12884636, 16105795, 32211590, 64423180]

約数ペア:

[(1, 64423180), (2, 32211590), (4, 16105795), (5, 12884636), (10, 6442318), (20, 3221159), (67, 961540), (131, 491780), (134, 480770), (262, 245890), (268, 240385), (335, 192308), (367, 175540), (524, 122945), (655, 98356), (670, 96154), (734, 87770), (1310, 49178), (1340, 48077), (1468, 43885), (1835, 35108), (2620, 24589), (3670, 17554), (7340, 8777)]