63840075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1597}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 116513376

約数和(自身を除く): 52673301

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 195, 205, 325, 533, 615, 975, 1025, 1597, 1599, 2665, 3075, 4791, 7985, 7995, 13325, 20761, 23955, 39925, 39975, 62283, 65477, 103805, 119775, 196431, 311415, 327385, 519025, 851201, 982155, 1557075, 1636925, 2553603, 4256005, 4910775, 12768015, 21280025, 63840075]

約数ペア:

[(1, 63840075), (3, 21280025), (5, 12768015), (13, 4910775), (15, 4256005), (25, 2553603), (39, 1636925), (41, 1557075), (65, 982155), (75, 851201), (123, 519025), (195, 327385), (205, 311415), (325, 196431), (533, 119775), (615, 103805), (975, 65477), (1025, 62283), (1597, 39975), (1599, 39925), (2665, 23955), (3075, 20761), (4791, 13325), (7985, 7995)]