201998896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 455783328

約数和(自身を除く): 253784432

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 181, 187, 272, 362, 373, 374, 724, 746, 748, 1448, 1492, 1496, 1991, 2896, 2984, 2992, 3077, 3982, 4103, 5968, 6154, 6341, 7964, 8206, 12308, 12682, 15928, 16412, 24616, 25364, 31856, 32824, 33847, 49232, 50728, 65648, 67513, 67694, 69751, 101456, 135026, 135388, 139502, 270052, 270776, 279004, 540104, 541552, 558008, 742643, 1080208, 1116016, 1147721, 1485286, 2295442, 2970572, 4590884, 5941144, 9181768, 11882288, 12624931, 18363536, 25249862, 50499724, 100999448, 201998896]

約数ペア:

[(1, 201998896), (2, 100999448), (4, 50499724), (8, 25249862), (11, 18363536), (16, 12624931), (17, 11882288), (22, 9181768), (34, 5941144), (44, 4590884), (68, 2970572), (88, 2295442), (136, 1485286), (176, 1147721), (181, 1116016), (187, 1080208), (272, 742643), (362, 558008), (373, 541552), (374, 540104), (724, 279004), (746, 270776), (748, 270052), (1448, 139502), (1492, 135388), (1496, 135026), (1991, 101456), (2896, 69751), (2984, 67694), (2992, 67513), (3077, 65648), (3982, 50728), (4103, 49232), (5968, 33847), (6154, 32824), (6341, 31856), (7964, 25364), (8206, 24616), (12308, 16412), (12682, 15928)]