61996460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 134702400

約数和(自身を除く): 72705940

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 199, 370, 398, 421, 740, 796, 842, 995, 1684, 1990, 2105, 3980, 4210, 7363, 8420, 14726, 15577, 29452, 31154, 36815, 62308, 73630, 77885, 83779, 147260, 155770, 167558, 311540, 335116, 418895, 837790, 1675580, 3099823, 6199646, 12399292, 15499115, 30998230, 61996460]

約数ペア:

[(1, 61996460), (2, 30998230), (4, 15499115), (5, 12399292), (10, 6199646), (20, 3099823), (37, 1675580), (74, 837790), (148, 418895), (185, 335116), (199, 311540), (370, 167558), (398, 155770), (421, 147260), (740, 83779), (796, 77885), (842, 73630), (995, 62308), (1684, 36815), (1990, 31154), (2105, 29452), (3980, 15577), (4210, 14726), (7363, 8420)]