99101720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{6863}}^1$

素因数の和:6912

約数の個数: 48

約数和(自身を含む): 235366560

約数和(自身を除く): 136264840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 6863, 7220, 13726, 14440, 27452, 34315, 54904, 68630, 130397, 137260, 260794, 274520, 521588, 651985, 1043176, 1303970, 2477543, 2607940, 4955086, 5215880, 9910172, 12387715, 19820344, 24775430, 49550860, 99101720]

約数ペア:

[(1, 99101720), (2, 49550860), (4, 24775430), (5, 19820344), (8, 12387715), (10, 9910172), (19, 5215880), (20, 4955086), (38, 2607940), (40, 2477543), (76, 1303970), (95, 1043176), (152, 651985), (190, 521588), (361, 274520), (380, 260794), (722, 137260), (760, 130397), (1444, 68630), (1805, 54904), (2888, 34315), (3610, 27452), (6863, 14440), (7220, 13726)]