72900975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 142490880

約数和(自身を除く): 69589905

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 83, 105, 147, 175, 239, 245, 249, 415, 525, 581, 717, 735, 1195, 1225, 1245, 1673, 1743, 2075, 2905, 3585, 3675, 4067, 5019, 5975, 6225, 8365, 8715, 11711, 12201, 14525, 17925, 19837, 20335, 25095, 35133, 41825, 43575, 58555, 59511, 61005, 99185, 101675, 125475, 138859, 175665, 292775, 297555, 305025, 416577, 495925, 694295, 878325, 972013, 1487775, 2082885, 2916039, 3471475, 4860065, 10414425, 14580195, 24300325, 72900975]

約数ペア:

[(1, 72900975), (3, 24300325), (5, 14580195), (7, 10414425), (15, 4860065), (21, 3471475), (25, 2916039), (35, 2082885), (49, 1487775), (75, 972013), (83, 878325), (105, 694295), (147, 495925), (175, 416577), (239, 305025), (245, 297555), (249, 292775), (415, 175665), (525, 138859), (581, 125475), (717, 101675), (735, 99185), (1195, 61005), (1225, 59511), (1245, 58555), (1673, 43575), (1743, 41825), (2075, 35133), (2905, 25095), (3585, 20335), (3675, 19837), (4067, 17925), (5019, 14525), (5975, 12201), (6225, 11711), (8365, 8715)]