72646250

素因数分解:

$2^1\times 5^4\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:764

約数の個数: 40

約数和(自身を含む): 137908980

約数和(自身を除く): 65262730

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 250, 445, 625, 653, 890, 1250, 1306, 2225, 3265, 4450, 6530, 11125, 16325, 22250, 32650, 55625, 58117, 81625, 111250, 116234, 163250, 290585, 408125, 581170, 816250, 1452925, 2905850, 7264625, 14529250, 36323125, 72646250]

約数ペア:

[(1, 72646250), (2, 36323125), (5, 14529250), (10, 7264625), (25, 2905850), (50, 1452925), (89, 816250), (125, 581170), (178, 408125), (250, 290585), (445, 163250), (625, 116234), (653, 111250), (890, 81625), (1250, 58117), (1306, 55625), (2225, 32650), (3265, 22250), (4450, 16325), (6530, 11125)]