72201040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53089}}^1$

素因数の和:53119

約数の個数: 40

約数和(自身を含む): 177745320

約数和(自身を除く): 105544280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 53089, 106178, 212356, 265445, 424712, 530890, 849424, 902513, 1061780, 1805026, 2123560, 3610052, 4247120, 4512565, 7220104, 9025130, 14440208, 18050260, 36100520, 72201040]

約数ペア:

[(1, 72201040), (2, 36100520), (4, 18050260), (5, 14440208), (8, 9025130), (10, 7220104), (16, 4512565), (17, 4247120), (20, 3610052), (34, 2123560), (40, 1805026), (68, 1061780), (80, 902513), (85, 849424), (136, 530890), (170, 424712), (272, 265445), (340, 212356), (680, 106178), (1360, 53089)]