70236680

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2689}}^1$

素因数の和:3353

約数の個数: 32

約数和(自身を含む): 158333400

約数和(自身を除く): 88096720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 2689, 3265, 5224, 5378, 6530, 10756, 13060, 13445, 21512, 26120, 26890, 53780, 107560, 1755917, 3511834, 7023668, 8779585, 14047336, 17559170, 35118340, 70236680]

約数ペア:

[(1, 70236680), (2, 35118340), (4, 17559170), (5, 14047336), (8, 8779585), (10, 7023668), (20, 3511834), (40, 1755917), (653, 107560), (1306, 53780), (2612, 26890), (2689, 26120), (3265, 21512), (5224, 13445), (5378, 13060), (6530, 10756)]