51199740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4663}}^1$

素因数の和:4739

約数の個数: 72

約数和(自身を含む): 157885728

約数和(自身を除く): 106685988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 4663, 5490, 9326, 10980, 13989, 18652, 23315, 27978, 41967, 46630, 55956, 69945, 83934, 93260, 139890, 167868, 209835, 279780, 284443, 419670, 568886, 839340, 853329, 1137772, 1422215, 1706658, 2559987, 2844430, 3413316, 4266645, 5119974, 5688860, 8533290, 10239948, 12799935, 17066580, 25599870, 51199740]

約数ペア:

[(1, 51199740), (2, 25599870), (3, 17066580), (4, 12799935), (5, 10239948), (6, 8533290), (9, 5688860), (10, 5119974), (12, 4266645), (15, 3413316), (18, 2844430), (20, 2559987), (30, 1706658), (36, 1422215), (45, 1137772), (60, 853329), (61, 839340), (90, 568886), (122, 419670), (180, 284443), (183, 279780), (244, 209835), (305, 167868), (366, 139890), (549, 93260), (610, 83934), (732, 69945), (915, 55956), (1098, 46630), (1220, 41967), (1830, 27978), (2196, 23315), (2745, 18652), (3660, 13989), (4663, 10980), (5490, 9326)]