13747100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 32081280

約数和(自身を除く): 18334180

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 139, 172, 215, 230, 278, 430, 460, 556, 575, 695, 860, 989, 1075, 1150, 1390, 1978, 2150, 2300, 2780, 3197, 3475, 3956, 4300, 4945, 5977, 6394, 6950, 9890, 11954, 12788, 13900, 15985, 19780, 23908, 24725, 29885, 31970, 49450, 59770, 63940, 79925, 98900, 119540, 137471, 149425, 159850, 274942, 298850, 319700, 549884, 597700, 687355, 1374710, 2749420, 3436775, 6873550, 13747100]

約数ペア:

[(1, 13747100), (2, 6873550), (4, 3436775), (5, 2749420), (10, 1374710), (20, 687355), (23, 597700), (25, 549884), (43, 319700), (46, 298850), (50, 274942), (86, 159850), (92, 149425), (100, 137471), (115, 119540), (139, 98900), (172, 79925), (215, 63940), (230, 59770), (278, 49450), (430, 31970), (460, 29885), (556, 24725), (575, 23908), (695, 19780), (860, 15985), (989, 13900), (1075, 12788), (1150, 11954), (1390, 9890), (1978, 6950), (2150, 6394), (2300, 5977), (2780, 4945), (3197, 4300), (3475, 3956)]