153107890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61987}}^1$

素因数の和:62026

約数の個数: 32

約数和(自身を含む): 312419520

約数和(自身を除く): 159311630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 61987, 123974, 309935, 619870, 805831, 1177753, 1611662, 2355506, 4029155, 5888765, 8058310, 11777530, 15310789, 30621578, 76553945, 153107890]

約数ペア:

[(1, 153107890), (2, 76553945), (5, 30621578), (10, 15310789), (13, 11777530), (19, 8058310), (26, 5888765), (38, 4029155), (65, 2355506), (95, 1611662), (130, 1177753), (190, 805831), (247, 619870), (494, 309935), (1235, 123974), (2470, 61987)]