38380475

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 62339760

約数和(自身を除く): 23959285

約数列:

[1, 5, 7, 17, 19, 25, 35, 49, 85, 95, 97, 119, 133, 175, 245, 323, 425, 475, 485, 595, 665, 679, 833, 931, 1225, 1615, 1649, 1843, 2261, 2425, 2975, 3325, 3395, 4165, 4655, 4753, 8075, 8245, 9215, 11305, 11543, 12901, 15827, 16975, 20825, 23275, 23765, 31331, 41225, 46075, 56525, 57715, 64505, 79135, 80801, 90307, 118825, 156655, 219317, 288575, 322525, 395675, 404005, 451535, 783275, 1096585, 1535219, 2020025, 2257675, 5482925, 7676095, 38380475]

約数ペア:

[(1, 38380475), (5, 7676095), (7, 5482925), (17, 2257675), (19, 2020025), (25, 1535219), (35, 1096585), (49, 783275), (85, 451535), (95, 404005), (97, 395675), (119, 322525), (133, 288575), (175, 219317), (245, 156655), (323, 118825), (425, 90307), (475, 80801), (485, 79135), (595, 64505), (665, 57715), (679, 56525), (833, 46075), (931, 41225), (1225, 31331), (1615, 23765), (1649, 23275), (1843, 20825), (2261, 16975), (2425, 15827), (2975, 12901), (3325, 11543), (3395, 11305), (4165, 9215), (4655, 8245), (4753, 8075)]