78282175

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 99234720

約数和(自身を除く): 20952545

約数列:

[1, 5, 25, 89, 151, 233, 445, 755, 1165, 2225, 3775, 5825, 13439, 20737, 35183, 67195, 103685, 175915, 335975, 518425, 879575, 3131287, 15656435, 78282175]

約数ペア:

[(1, 78282175), (5, 15656435), (25, 3131287), (89, 879575), (151, 518425), (233, 335975), (445, 175915), (755, 103685), (1165, 67195), (2225, 35183), (3775, 20737), (5825, 13439)]