25172025

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 43878144

約数和(自身を除く): 18706119

約数列:

[1, 3, 5, 15, 25, 37, 47, 75, 111, 141, 185, 193, 235, 555, 579, 705, 925, 965, 1175, 1739, 2775, 2895, 3525, 4825, 5217, 7141, 8695, 9071, 14475, 21423, 26085, 27213, 35705, 43475, 45355, 107115, 130425, 136065, 178525, 226775, 335627, 535575, 680325, 1006881, 1678135, 5034405, 8390675, 25172025]

約数ペア:

[(1, 25172025), (3, 8390675), (5, 5034405), (15, 1678135), (25, 1006881), (37, 680325), (47, 535575), (75, 335627), (111, 226775), (141, 178525), (185, 136065), (193, 130425), (235, 107115), (555, 45355), (579, 43475), (705, 35705), (925, 27213), (965, 26085), (1175, 21423), (1739, 14475), (2775, 9071), (2895, 8695), (3525, 7141), (4825, 5217)]