74424025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 104993280

約数和(自身を除く): 30569255

約数列:

[1, 5, 13, 25, 31, 65, 83, 89, 155, 325, 403, 415, 445, 775, 1079, 1157, 2015, 2075, 2225, 2573, 2759, 5395, 5785, 7387, 10075, 12865, 13795, 26975, 28925, 33449, 35867, 36935, 64325, 68975, 96031, 167245, 179335, 184675, 228997, 480155, 836225, 896675, 1144985, 2400775, 2976961, 5724925, 14884805, 74424025]

約数ペア:

[(1, 74424025), (5, 14884805), (13, 5724925), (25, 2976961), (31, 2400775), (65, 1144985), (83, 896675), (89, 836225), (155, 480155), (325, 228997), (403, 184675), (415, 179335), (445, 167245), (775, 96031), (1079, 68975), (1157, 64325), (2015, 36935), (2075, 35867), (2225, 33449), (2573, 28925), (2759, 26975), (5395, 13795), (5785, 12865), (7387, 10075)]