72438475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 93486080

約数和(自身を除く): 21047605

約数列:

[1, 5, 25, 31, 151, 155, 619, 755, 775, 3095, 3775, 4681, 15475, 19189, 23405, 93469, 95945, 117025, 467345, 479725, 2336725, 2897539, 14487695, 72438475]

約数ペア:

[(1, 72438475), (5, 14487695), (25, 2897539), (31, 2336725), (151, 479725), (155, 467345), (619, 117025), (755, 95945), (775, 93469), (3095, 23405), (3775, 19189), (4681, 15475)]